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
Speaking of school, how are your grades this term?
谈到学业，你这学期的成绩如何？
Did you make sesame cakes yourself?
你自己亲自做烧饼？
It's like this.
是这样的。