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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:2025/10/29 3:19:49