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单词 polyatomic
释义

polyatomic

adjective

poly·​atom·​ic ˌpä-lē-ə-ˈtä-mik How to pronounce polyatomic (audio)
: containing more than one and especially more than two atoms
polyatomic molecules

Word History

Etymology

earlier, in sense "polyvalent," borrowed from French polyatomique, from poly- poly- + atomique atomic

First Known Use

1857, in the meaning defined above

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更新时间:2024/12/23 14:38:23