Valve tubes
[医] 真空整流管
🧩 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;
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
I feel as though I have been standing here for 50 days.
可我感觉像是在这里站了50天。
Moving away
正在移开
Then we played some games.
接着我们做游戏。