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Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

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Instructure's educational software includes Canvas LMS, used by schools and universities worldwide. Learn why Instructure is a great place to work and to invest in.

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Udemy is an online learning and teaching marketplace with over 185,000 courses and 49 million students. Learn programming, marketing, data science and more.

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Just a moment...

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中国知网知识发现网络平台—面向海内外读者提供中国学术文献、外文文献、学位论文、报纸、会议、年鉴、工具书等各类资源统一检索、统一导航、在线阅读和下载服务。涵盖基础科学、文史哲、工程科技、社会科学、农业、经济与管理科学、医药卫生、信息科技等十大领域。

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Just a moment...

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Chsi.com.cn is ranked number 224 in the world and links to network IP address 36.110.136.74.

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Learn online and earn valuable credentials from top universities like Yale, Michigan, Stanford, and leading companies like Google and IBM. Join Coursera for free and transform your career with degrees, certificates, Specializations, & MOOCs in data science, computer science, business, and dozens of other topics.

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A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

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Ide.geeksforgeeks.org is ranked number 230 in the world.

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超星.

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Reverso's free online translation service that translates your texts between English and French, Spanish, Italian, German, Russian, Portuguese, Hebrew, Japanese, Arabic, Dutch, Polish, Romanian, Turkish.

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405.

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Access denied.

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87.5M 784.6K

Wikimedia is a global movement whose mission is to bring free educational content to the world.

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国家智慧教育公共服务平台,智慧教育,智慧教育平台

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首页 - 中国教育考试网.

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国家中小学智慧教育平台.

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搜了网(51sole.com)专注于为企业用户提供B2B市场行情,热点采购、加工批发,产品信息,黄金商铺,网上推广等,是企业进行电子商务和网上推广的首选行业门户,聪明的老板上搜了网!

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Access to this page has been denied.

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We unlock the potential of millions of people. Our qualifications, assessments, academic publications and original research spread knowledge and spark enquiry.

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Academia.edu is a place to share and follow research.

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Blackboard is a leading global educational technology solution for Higher Ed, K-12, business, and government, connecting education to the power of technology.

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360doc个人图书馆是免费的知识管理与分享平台,注册后即可拥有自己的个人图书馆,一键保存你在微信、各网站看到的好文章,传承分享你的阅读创作历程,支持电脑、iPad和手机多屏同步阅读和管理。

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Discuss is a networked electronic conferencing system, similar to the bulletin board programs found on many computer systems.

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MIT Economics.

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MIT - Massachusetts Institute of Technology.

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求职之前,先上牛客,就业找工作一站解决。互联网IT技术/产品/运营/硬件/汽车机械制造/金融/财务管理/审计/银行/市场营销/地产/快消/管培生等等专业技能学习/备考/求职神器,在线进行企业校招实习笔试面试真题模拟考试练习,全面提升求职竞争力,找到好工作,拿到好offer。

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The world’s largest and most trusted free online thesaurus. For over 20 years, Thesaurus.com has been helping millions of people improve their mastery of the English language and find the precise word with over 3 million synonyms and antonyms.

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First published in 1869, Nature is the world’s leading multidisciplinary science journal. Nature publishes the finest peer-reviewed research that drives ground-breaking discovery, and is read by thought-leaders and decision-makers around the world.

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55.7M 42.7M

Eduyun.cn is ranked number 493 in the world and links to network IP address 211.153.76.97.

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Online Tutorials Library.

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Get to know who we are and what we have to offer. Our mission is simple, to help people make progress in their lives through learning.

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The dictionary by Merriam-Webster is America's most trusted online dictionary for English word definitions, meanings, and pronunciation. #wordsmatter

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首頁 - 批踢踢實業坊.

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Encyklopedia Internautica w Interia.pl – internetowa encyklopedia powszechna - Encyklopedia w INTERIA.PL.

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智慧树是全球大型的学分课程运营服务平台,在线教育平台拥有海量大学高品质课程,网络教育在线完美支持跨校授课,学分认证,名师名课名校,在线互动教育学堂,体验VIP级课程学习,让你成为学堂中的MVP。

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Instant access to millions of Study Resources, Course Notes, Test Prep, 24/7 Homework Help, Tutors, and more. Learn, teach, and study with Course Hero. Get unstuck.

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596 1K
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46.9M 29.8M

Find the path to what's possible. We apply the science of learning to create innovative solutions to improve education outcomes around the world.

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609 49
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Duolingo is the world's most popular way to learn a language. It's 100% free, fun and science-based. Practice online on duolingo.com or on the apps!

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ArXiv.org e-Print archive.

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Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

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清华大学.

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雨课堂 - 免费的智慧教学解决方案.

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Wiktionary.

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Wordreference.com is ranked number 693 in the world and links to network IP address 64.251.31.226.

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Search and explore the millions of quality, peer-reviewed journal articles published under the Taylor & Francis and Routledge imprints.

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39.3M 1.5M

Cfa-www.harvard.edu is ranked number 727 in the world and links to network IP address 34.86.243.205.

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The SAO Telescope Data Center processes and archives data from the optical telescopes of the Harvard Smithsonian Center for Astrophysics.

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High Energy Astrophysics.

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Harvard University is devoted to excellence in teaching, learning, and research, and to developing leaders who make a difference globally.

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MDPI is a publisher of peer-reviewed, open access journals since its establishment in 1996.

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35.5M 10.3M

Familyfun.go.com is ranked number 812 in the world and links to network IP address 96.45.49.150.

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Neea.cn is ranked number 824 in the world.

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Create & sell online courses and coaching with the best online course platform used by the entrepreneurs to sell $500m+ to over 18 million students. Try it free.

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855 283
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33.9M 7.7M

Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.

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Zju.edu.cn is ranked number 874 in the world and links to network IP address 67.215.65.132.

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Sci-Hub website. Get free access to academic journals. Download research papers for free from ScienceDirect, IEEE, Wiley, Springer, Nature and others

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32.9M 17.9M

Schoology.com is ranked number 884 in the world and links to network IP address 18.233.138.19.

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Home

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上海交通大学中文主页门户网站.

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903 280
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32.3M 7M

ACS is one of the world’s largest scientific societies and the premier home of chemistry professionals. Find career opportunities, educational resources and more.

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917 172
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31.9M 6.5M

Sarkari Result, Sarkari Results : SarkariResult.com provides latest Sarkari Result Jobs, Online Form, Sarkari Naukri Result in Sarkari Result 2022 various sectors such as Railway, Bank, SSC, Navy, Police, UPPSC, UPSSSC, UPTET, UP Scholarship and other sarkari result Com alerts at one place सरकारी रिजल्ट

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Welcome to the home page of William Easterly, Professor of Economics at New York University. Professor Easterly is Co-Director of the Development Research Institute. He is also the author of The White Man’s Burden: Why the West’s Efforts to Aid the Rest Have Done So Much Ill and So Little Good, several other books, and dozens of peer-reviewed academic…

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History and Hardware of Warfare

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30.9M 15.2M

Cengage EMEA is a leading provider of traditional and digital learning materials, accelerating engagement in higher education.

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Страничка устаревших браузеров.

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30.4M 8.4M

X-MOL科学知识平台,顶级期刊论文图文内容每日更新,海内外课题组信息,行业新闻文摘,化学类网址导航,化学软件和数据库导航,及更多其他内容

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College Board - SAT, AP, College Search and Admission Tools.

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989 40
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Open-access publisher of peer-reviewed scientific articles across the entire spectrum of academia. Research network for academics to stay up-to-date with the latest scientific publications, events, blogs and news.

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28.7M 4.5M

SAGE is a global academic publisher of books, journals, and a growing suite of library products and services.

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28.2M 3.1M

北京大学

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1,056 282
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万方数据知识服务平台-中外学术论文、中外标准、中外专利、科技成果、政策法规等科技文献的在线服务平台。

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中国科学技术大学.

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【中公教育-公务员培训机构】提供2023国考、省考、事业编、教师、银行、考研、专升本等公告、时间、职位表、报名、成绩、试题、网校、笔试面试辅导及IT培训班等。

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This domain name has been seized by law enforcement.

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26.5M 2.3M

JSTOR is a digital library of academic journals, books, and primary sources.

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World’s most popular online marketplace for original educational resources with more than four million resources available for use today.

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home [Stanford Exploration Project] .

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1,142 180
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26.2M 3.2M

One of the world's leading research and teaching institutions. Catalyzing discovery, accelerating solutions, sustaining life on Earth, and preparing students for active citizenship.

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1,183 1K
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25.3M 10.9M

Cpta.com.cn is ranked number 1183 in the world and links to network IP address 67.215.66.132.

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25.3M 8.4M

Quizizz.

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Sur StuDocu, tu trouveras toutes les notes de cours et de préparation d'examens dont tu as besoin pour t'en sortir avec les meilleures notes.

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1,215 291
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24.7M 4.3M

Join a game of kahoot here. Kahoot! is a free game-based learning platform that makes it fun to learn – any subject, in any language, on any device, for all ages!

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1,259 22
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24M 382.8K

Dictionary.com is the world’s leading online source for English definitions, synonyms, word origins and etymologies, audio pronunciations, example sentences, slang phrases, idioms, word games, legal and medical terms, Word of the Day and more. For over 20 years, Dictionary.com has been helping millions of people improve their use of the English language with its free digital services.

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1,265 2K
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23.9M 14.1M

程序员大本营,技术文章内容聚合第一站。

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1,268 11
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23.8M 184.2K

Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.

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1,276 1K
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23.7M 11.8M

【华图国家公务员考试网】提供2022国家公务员考试网、2022国考公告、国考报名时间/入口/职位表、2022省公务员考试网、公务员笔试面试培训等公务员招考公告/大纲,成绩查询,笔试面试备考辅导资料,公考视频,历年试题及答案下载等公务员考试辅导培训机构。

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Xjtu.edu.cn is ranked number 1282 in the world and links to network IP address 67.215.65.132.

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1,286 398
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23.5M 5.1M

Take online courses on Study.com that are fun and engaging. Pass exams to earn real college credit. Research schools and degrees to further your education.

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1,326 156
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22.9M 2.2M

Domain Seized.

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人人文库(renrendoc.com)美如初恋,人人文库是一个在线文档分享平台。你可以上传设计图纸,研究报告,设计标准,策划管理方案,论文等电子文档,分享最新的行业资讯。

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1,359 924
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22.4M 8.3M

Единый каталог образовательных услуг. Курсы профессиональной переподготовки и повышения квалификации, видеолекции, тестирование для учителей. Более 5 500 000 материалов для учителей!

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Qlteacher.com is ranked number 1370 in the world and links to network IP address 123.129.212.189.

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Welcome to Testbook.com - The most trusted exam preparation Site for competitive exams. Prepare for Exams like Banking, SSC, Railways, GATE, UPSC with 26000+ Mock tests and Live Coaching.

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21.6M 9.9M

Desmos | Unsupported Browser.

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1,436 1K
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21.3M 10.7M

Learn how Pearson higher education services can help institutions overcome challenges and realize opportunities for change and growth.

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1,451 884
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Created by D2L, Brightspace is the best LMS software for online learning and teaching. Discover how our online learning platform for schools and companies can help your organization today.

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1,458 184
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21M 2.7M

Weblioは560の専門辞書や国語辞典、百科事典から一度に検索する辞書サイトです。