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单词 thermionics
释义 therm·ion·ics
\ˌ ̷ ̷(ˌ) ̷ ̷ˈäniks\ noun plural but usually singular in construction
Etymology: from thermionic, after such pairs as English economic : economics
: a branch of physics dealing with thermionic phenomena and devices
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更新时间:2024/12/24 11:16:30