Emergency valve
[化] 事故阀
🧩 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
There are four of us including my parents, a younger sister and me.
有四口人，父母亲、妹妹和我。
Why are you laughing at me?
你为什么嘲笑我？
George heard the noise and came downstairs quickly.
乔治听到了响声，迅速地下了楼。