Valve tube
[电] 阀管
🧩 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 quite agree with you.
我很赞同你的看法。
Didn't you order this?
你不是订下这道菜了吗？
Hello. Is that Bob?
喂！是鲍勃吗？