electron gun
短语[计] 电子枪 [化] 电子枪
发音
US
/ɪˈlek.trɑːn ˌɡʌn/
词形变化
electron guns
复数
electron guns
释义与例句
n.
-
1.
Any device that produces a stream of electrons, especially a narrow stream that is focused onto a phosphor screen.
物理