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(1801–92), English astronomer and geophysicist, who proposed the concept of isostasy and gave an improved estimate of the earth's density.
春雷网英语在线翻译词典收录了464360条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。