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单词 thermionics
释义

thermionics

noun

therm·​ion·​ics ˌthər-(ˌ)mī-ˈä-niks How to pronounce thermionics (audio)
plural in form but singular in construction
: physics dealing with thermionic phenomena

Word History

First Known Use

1909, in the meaning defined above

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更新时间:2024/11/14 18:02:51