why/waɪ/

adv

1. [疑问副词] 为什么

• Why are you unhappy? 你为什么不高兴?

• Why don't you (或why not) leave tomorrow? 你何不明天走呢？

2. [关系副词] 为什么；之所以

• This is the reason why he married her. 这就是他娶她的原因。

• the reasons why the company went bankrupt 公司破产的的种种原因