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
I've got a strange feeling that this marriage won't last very long.
我有一个奇怪的感觉，这段婚姻不会长久。
The doctor said I looked pale.
医生说我看起来很苍白。
What is the deadline for submitting the quotation?
报价截止日是哪一天？