1. 名詞
   why複數: 理由, 原因
   難解的問題
   謎
   /此名詞通常為複數/
   

   同義字詞
   account,authority,grounds,motive,reason,subject,wherefore
   

例句

1. WH-" Three whys did the trick.
2. Do the " whys " still hold true?
3. The whys don't matter much anyway.
4. In other words, the whats, whys , and hows.
5. In the whys and wherefores and back stories.
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