Pentode
n. 五极管, 电子五极管\\n[电] 五极管
🗣️ 情景例句
A very good question.
一个非常好的问题。
A growing youth has a wolf in his belly.
青年成长时，食量大如狼。
No problem. We'll go to the small one then.
没问题。那么我们就去小的那个吧。