Pentode transistor
[电] 五极电晶体
🧩 词语组成解析
n. 五极管, 电子五极管\\n[电] 五极管
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
A fair face may hide a foul heart.
人不可貌相。
He was obviously very nervous and for some minutes stood awkwardly before the microphone.
他显然非常紧张，局促不安地在麦克风前站了好几分钟。