Vacuum ventilation
[医] 真空通风(抽出式机械通风)
🧩 词语组成解析
ventilation
[,vɛntl'eʃən]
n. 空气流通;通风设备;通风方法;公开讨论;
vent- =wind,表示”风”##lat = bring,out,表示”拿, 带”#词根助记：venti风+lat=通风
🗣️ 情景例句
Oh, Daddy!
噢， 爸爸！
Your baking really smells good.
你烘焙的饼干闻上去好香。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。