Valve end
[化] 阀头
🧩 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;
end
[end]
n. <正>结果;端;终止;最后部分;
vt.& vi. 结束，终止;
🗣️ 情景例句
You don't need to do that, Grandpa.
你不用这样，爷爷。
I've got four kids at home and no wife.
我有四个由我父兼母职的孩子。
Did you note the damage on the bill of lading?
你把损坏情形注明在提货凭单上了没？