why (EN)
副词,名词,感叹词

副词 “why”

why
  1. 为什么
    Why did you decide to become a teacher?
  2. 何不(这里指提出建议时,并不期待对方给出真正的回答)
    Why don't you take a break?
  3. 干嘛(这里指质疑某事的必要性)
    Why worry about the rain when we can have fun indoors?
  4. 原因是(用于谈论某个陈述的理由)
    He asked why she was crying.

名词 “why”

sg. why, pl. whys or uncountable
  1. 原因
    She always asked the whys behind her parents' rules, wanting to understand their reasoning.

感叹词 “why”

why
  1. 表示惊讶、烦恼或不耐烦的过时方式
    Why, I had no idea you were coming today!