Alarm valve
[化] 警告阀
🧩 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 don't sound very enthusiastic.
你似乎不太热衷。
Could I have the bill, please?
请把帐单给我好吗？
We must carry her to the side of the road.
我们必须把她抬到路边。