reason

• There is neither rhyme nor reason in his behavior .
  他的举动莫名其妙。
• He went beyond the bounds of reason in those days .
  他那时候太狂妄了。
• My reason is that the cost will be too high .
  我的理由是费用太高。
• She did not give any reasons for leaving .
  她未做任何解释就走了。
• For some reason this provoked renata .
  不知什么缘故，这话惹恼了莱那达。
• For some reason she's taken a fancy to you .
  由于某种原因，她爱上了你。
• His wife was already reasoning aloud .
  他的妻子已经在高谈阔论了。
• There was good reason to discredit the witness .
  有充足的理由怀疑证人。
• But finally, reason came to her rescue .
  最后，理智使她平静下来。