Valve amplifier
[计] 电子管放大器
🧩 词语组成解析
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
I can't expect you to take my side against Boswell.
我不敢期望你站在我这一边来对抗Boswell。
Danger itself is the best remedy for danger.
危险本身就是对付危险的最好办法。
The best way to overcome it----so at least it seems to me---
克服怕死的最好办法--至少在我看来是这样--