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emitter/
ɪ'mɪtɚ
ɪ'mɪtə
/
1.noun [Physics]
发射体，辐射体，辐射源
a beta emitter
β发射体
2.noun
(放射基本粒子的)辐射源,发射体
3.noun [Physics]
（晶体管的）发射极；发射区
4.noun
(晶体管的)发射极;发射器