Nationalinterest
A quarterly journal of international affairs and diplomacy founded by Irving Kristol. Noted for its issue featuring the "End of History" by Francis Fukuyama.
http://Nationalinterest.org/百度权重：
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收录时间：2025-08-14Calculatorsoup
Online calculators for finance, math, algebra, trigonometry, fractions, geometry, physics, time, statistics and conversions.
http://Calculatorsoup.com/百度权重：
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收录时间：2025-08-09Alldatasheet
Free datasheet archive and search for electronic components and semiconductors.
http://Alldatasheet.com/百度权重：
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收录时间：2025-08-10Italki
italki.com is an online destination for learning foreign languages. italki connects people from around the world in a friendly community to learn from each other. italki helps people meet online to do free language exchanges. italki also helps students connect with teachers for paid online lessons. In addition, italki has many free language learning features, such as questions and answers, group discussions, and multimedia materials for self-study. italki is both a social network and a marketplace. The social network helps bring people together to communicate and learn. The marketplace gives students, teachers, and companies the abililty to transact online.
http://Italki.com/百度权重：
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收录时间：2025-08-10Aleks
Provides a complete web based educational environment for K-12 and Higher Education mathematics science, statistics, and business.
http://Aleks.com/百度权重：
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收录时间：2025-08-13localbitcoins
A directory of local buyers and sellers of Bitcoins. Lists the traders closest to your current location.
http://localbitcoins.com/百度权重：
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收录时间：2025-08-10News.nationalgeographic
Offers daily news from several areas of science and technology.
http://News.nationalgeographic.com/百度权重：
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收录时间：2025-08-09Sigmaaldrich
Manufacturer of laboratory reagents in all fields of life sciences, including biochemistry, molecular biology, cell culture and cell biology.
http://Sigmaaldrich.com/百度权重：
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收录时间：2025-08-14Sciencealert
Science news & entertainment for a new generation of knowledge lovers.
http://Sciencealert.com/百度权重：
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收录时间：2025-08-14donaldjtrump
Official campaign site of the Republican candidate in 2016 for U.S. President
http://www.donaldjtrump.com/百度权重：
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收录时间：2025-08-11
