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Reverso.net : Free online translation in French, Spanish, Italian, German, Russian, Portuguese, Hebrew, Japanese, English.

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Thesaurus.com is the world’s largest and most trusted free online thesaurus brought to you by Dictionary.com. 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 and the ability to filter search results by relevance, word length, and complexity.

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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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Online Tutorials Library.

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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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Учи.ру — это отечественная онлайн-платформа, где ученики из всех регионов России изучают школьные предметы в интерактивной форме

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Wiktionary.

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Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $300m+ to over 18 million students worldwide.

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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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深圳大学.

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Arxiv.org e-print archive.

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32.7M 1.4M

The World's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries

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Meet the LMS putting collaboration at the heart of the learning by connecting the people, content, and systems that fuel education. Sign up for free!

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30.6M 19.2M

The first pirate website in the world to open mass and public access to tens of millions research papers

998 293
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29.5M 6.1M

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.

1,004 127
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Xjtu.edu.cn is ranked number 1004 in the world, hosted in United States and links to network IP address 67.215.65.132.

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

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首页2020

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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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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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Weblioは563の専門辞書・国語辞典、百科事典から一度に検索する辞書サイトです。

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Attention Required! | Cloudflare.

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As an educational publisher we operate in the higher and tertiary education, English Language Teaching and reference and research markets.

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24.5M 11.3M

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

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23.7M 202.9K

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

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23.5M 12.2M

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

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

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22.2M 15.3M

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Internshala is India's no.1 internship and training platform with 40000+ paid internships in Engineering, MBA, media, law, arts, and other streams.

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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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21.4M 17.1M

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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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21M 3.3M

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Home

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Единый каталог образовательных услуг. Курсы профессиональной переподготовки и повышения квалификации, видеолекции, тестирование для учителей. Более 3.000.000 материалов для учителей!

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Pioneers in Language Reference for 200 years. Popular and trusted online dictionary with over 1 million words. Find definitions, meanings, synonyms, pronunciations, translations, origin and examples.

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19.8M 10.1M

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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中国科学技术大学.

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19.5M 3M

Turnitin solutions promote academic integrity, streamline grading and feedback, deter plagiarism, and improve student outcomes.

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The easy to understand dictionary with example sentences, famous quotes and audio pronunciations. Includes: thesaurus, computer dictionary, investment dictionary, law dictionary and more.

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19.1M 4.1M

Skillshare is a learning platform with online classes taught by the world's best practitioners. Personalized, on-demand learning in design, photography, and more.

1,640 39K
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18.9M 17.9M

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18.8M 6.2M

The University of Toronto is a globally top-ranked public research university in Toronto, Ontario, Canada.

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18.5M 6.1M

Home | University of California, Berkeley.

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18.4M 2.5M

Students can save up to 80% with eTextbooks from VitalSource, the leading provider of online textbooks and course materials.

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Hnu.edu.cn is ranked number 1691 in the world, hosted in China and links to network IP address 58.20.46.195.

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18.2M 17M

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中国教育考试网 中国教育部考试中心 考试

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Nyu.

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17.7M 10.9M

American Chemical Society: Chemistry for Life.

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Cornell University is a private research university that provides an exceptional education for undergraduates and graduate and professional students. Cornell's colleges and schools encompass more than 100 fields of study, with locations in Ithaca, New York, New York City and Doha, Qatar.

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17.6M 5.1M

Online reference and tools - calculators, converters, math, electricity, web design

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Codecademy is the easiest way to learn how to code. It's interactive, fun, and you can do it with your friends.

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Columbia University in the City of New York.

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بزرگ ترین پروژه آموزش آنلاین ایران - ارائه آموزش‌های ویدئویی و فیلم‌های آموزشی هوش مصنوعی، مهندسی کامپیوتر، برق، مکانیک، عمران، صنایع و سایر رشته‌های مهندسی

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16.8M 2.6M

Mission-driven organization representing over 6,000 of the world’s leading colleges, schools, and other educational organizations.