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
You drive a hard bargain.
你真会讲价。
I hope he will meet me at the airport.
我希望他能到机场接我。
Bob has always had a crush on Lucy.
鲍伯一直在爱着露茜。