Valve cover
[化] 阀套
🧩 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
Oh, Richard! That's wonderful, but--
噢， Richard ，那真是太好了， 可是……
A man cannot serve two masters.
一仆不能事二主。
Often, I know what she's going to say. Sometimes, I know what she's thinking.
通常，我知道她想说什么。有时候，我知道她在想什么。