1. Great nations have risen and declined. 
   大国兴起而又衰微。
2. To make or become weak or weaker. 
   使虚弱使或成为虚弱或更弱
3. The state of being weak or feeble; infirmity. 
   衰弱虚弱或无力的状态；体弱
4. To cause to turn pale. 
   使变虚弱，使颜色变淡
5. Her already debilitated constitution is being further weakened by overwork and smoking. 
   她那本已虚弱的身体由于劳累过度和抽烟而变得更弱了

查看更多例句 相关情景会话

• 1. decadency
  decadence 颓废...decadency 衰微...decadent 颓废的
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• 2. declination
  形近词D...declination 倾斜；衰微...inclination 偏好
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• 3. decay
  decadence 堕落，衰落...decay 衰微，衰弱，衰败，衰弱...deciduous (按季节或生长期)脱落的
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• 4. decadence
  recapitulate重述，概要...decadence衰微，堕落，颓废，委靡...futility没有用的
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