Valve clearance
[化] 阀余隙
🧩 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 understand.
我明白了。
Dad is welcoming uncle Bob.
老爸去迎接鲍勃叔叔。
This case doesn't belong to me!You've given me the wrong case!
这箱子不是我的！您给错了！