electron tube [iˈlektrɔn tju:b]

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词组级别

附加级

基本释义

电子管

参考例句

The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。来自辞典例句
The television receiver contain a very special sort of electron tube, called a "cathode-ray" tube. 电视接收机有一个非常特殊的电子管，称为阴极射线管。来自辞典例句

electron tube [iˈlektrɔn tju:b]

词组级别

基本释义

参考例句

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