Pressure vent valves
[化] 通风阀; 呼吸阀
🧩 词语组成解析
vent
[vent]
n. 通风孔;排气孔;（感情等的）发泄，吐露;（鸟，虫，鱼的）肛门;
vt.& vi. 表达，发泄（感情，尤指愤怒）;给…开孔;放出;（通过排泄等）减轻压力;
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
What were you doing this time last year?
去年这时候你在干什么？
We don't need it until next month.
我们要到下个月才用得着。