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
I appreciate your help very much.
我非常感激你的帮助。
The most important festival in China is the Spring Festival.
中国国，最重要的节日是春节。
With these words the tiger jumped into the river. He did not come out again.
说完这些话，老虎就跳进河里去了。他再也没有上来。