weakened

weakened是什么意思，weakened怎么读 语音:
  

• 基本解释

adj. 虚弱的
v. （使）削弱， （使）变弱( weaken的过去式和过去分词 )

• 速记技巧

• 中文词源

• 双语例句

用作动词(v.)

1. Hansen says if the Gulf stream were to weaken it could affect marine life.
   韩森说，如果湾流太弱，会影响海洋生命。
2. Because transplants weaken the immune system, they cannot be performed on sick patients.
   由于移植会使免疫系统变弱，病人在此情况下不能施行手术。
3. Because transplants weaken the immune system, they cannot be performed on sick patients.
   由于移植会使免疫系统变弱，病人在此情况下不能施行手术。
4. However, as the expansion progressed and more of the land was available, the will to share started to weaken.
   然而，如同被促进的扩充和土地的更多是可得的一样，分享的意志开始变弱。

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