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
Not to worry.
别担心。
I lift weights all day long. I can't think but that I'm healthy.
我一整天都在举重，健康至上嘛。
I met Zheng Jie after one of his concerts about a week ago.
大约一周前，我在郑杰的一场音乐会之后见过他。