whyKK [ˋwaɪ] /ˈwaɪ/副詞1為什麼、為何Why did you leave the meeting so early yesterday?你昨天為什麼那麼早就離開會議了？2為何、何以用於間接問句Nobody could explain why the system kept shutting down.沒有人能解釋系統為何一直自動關機。3為什麼、之所以引導關係子句That is the main reason why I turned down the offer.那就是我拒絕這份工作的主要原因。名詞1原因、理由常用複數She wanted to know all the whys and wherefores of the decision.她想知道這項決定的一切來龍去脈。片語1何不、不妨口語Why not take the train instead of driving all day?何不搭火車，不用開一整天的車？顯示全部 7 個義項片語2為什麼不行、有什麼不好口語If everyone else can join, why not me?如果其他人都能參加，為什麼我不行？感嘆詞1咦、唉呀舊式Why, I had no idea you were coming today.咦，我完全不知道你今天要來。