Combination valve
[化] 复合阀
🧩 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 won't hold it against you.
我不会记仇的。
We used to have a lot of fun when we were that age.
当我们是变老时，我们过去常有很多趣事。
It's seven thirty!
七点半了！