英漢辭典

1. n. (名詞 noun)
   1. 原因,理由;(對理由的)說明;難題,謎

   the whys and (the) wherefores

   理由和原因.



2. interj. (感嘆詞 interjection)
   1. 哎呀!唷!當然! 【使用說明】表示驚訝、發覺、承認

3. 2. 什麼? 【使用說明】問題太容易時

4. 3. 唔,哦,呃 【使用說明】在思考過程中

5. 4. 什麼!什麼話! 【使用說明】異議

6. 5. 那麼 【使用說明】用於條件子句之後



7. adv. (副詞 adverb)
   1. 何故,為什麼 【使用說明】疑問副詞

8. 2. 為什麼,所以 【使用說明】關係副詞

9. 3. 【使用說明】省略先行詞,用作連接詞

柯林斯英英辭典

adv. (adverb)

1. for what reason, purpose, or cause?

why are you here?

2. (used in indirect questions)

tell me why you're here

pron. (pronoun)

1. for or because of which

there is no reason why he shouldn't come

n. (noun)

1. [usually plural] the reason, purpose, or cause of something (esp in the phrase the whys and wherefores)

interj. (interjection)

1. an introductory expression of surprise, disagreement, indignation, etc

why, don't be silly!

2. [Etymology] Old English hwi; related to Old Norse hvi, Gothic hveileiks what kind of, Latin qui