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单词 fluorine
释义

fluorine

noun
/ˈflɔːriːn/, /ˈflʊəriːn/
/ˈflɔːriːn/, /ˈflʊriːn/
[uncountable]
(symbol F)
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  1. a chemical element. Fluorine is a poisonous pale yellow gas and is very reactive.
    Word Originearly 19th cent.: from fluor ‘a flow, a mineral used as a flux, fluorspar’ (from Latin fluor, from fluere ‘to flow’) + -ine.
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更新时间:2024/12/22 19:50:05