Acid (-proof) valve
[化] 耐酸阀
🧩 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
You can do it.
可以这样做。
A penny saved is a penny earned(or gained).
省钱就是赚钱。
No, look, it says Closed. It's not open this morning.
不对，看！写着“关门”的，今天早上不开。