The youth of China today are doing their best to study modern science and technology.
现在中国的青年正在努力学习现代科学技术。
Modern science and technology were introduced into China only in the 20th century.
近代科学引进中国是20世纪的事情。
Modern science and technology were introduced into China only in the 20th century.
近代科学引进中国是20世纪的事情。
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