tracheal vein

常見例句

• There is a vein of melancholy in his character.
  他的性格中有少許憂郁的氣質(zhì)。
• She helps her mother when she is in the vein.
  她在心情好的時(shí)候會(huì)幫她媽媽的忙。
• A vein of gold was seen cropping out.
  可以看見一條金礦礦脈露出地面。
• The central or principal vein of a leaf.
  中脈中心的或主要的葉脈
• He had no comedy vein in his youth.
  他年輕時(shí)沒有演喜劇的才干。
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