Ventilation indices
[医] 换气指数
🧩 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
pl. 索引, 指针, 指数, 指标
🗣️ 情景例句
Don't be so grumpy.
别总这么爱抱怨。
I know the boy whose father is a banker.
我知道那个男孩的父亲是银行家。
Sorry, I don't have one. Ask Lily. I think she has one.
对不起，我没有，问问莉莉，我想她可能有。