Vacuum valve
[化] 真空阀
🧩 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
Um, I was thinking of going to a movie tonight. Would you like to come?
我今晚想去看电影，你愿意一起去吗？
McGovern used to be a clergyman.
麦克葛根天生就是当牧师的材料。
deprived of one of the greatest twentieth-century opportunities.
被剥夺了20世纪最优越的机会之一。