查单词 · 学外语

精品英语词典

首页valvevalve考试真题

valve

英 [vælv] 美[vælv]

英英释义考试真题实用场景例句

n. 阀；[解剖] 瓣膜；真空管；活门
vt. 装阀于；以活门调节
n. (Valve)人名；(俄、芬)瓦尔韦

考试真题

Finally, dad turned off the stove, the pot began to cool and the pressure relief valve sprayed out a cloud of steam.