surrogate [ˈsɜ:rəgət]

例句:

• Leningrad was the third alien city to offer him a surrogate home.
  列宁格勒是他在异地安家的第三个外国城市。
  来自柯林斯例句
• First, a suitable surrogate mother animal is required.
  来自BBC
• But neither the president-elect nor a surrogate appeared onstage.
  来自WSJ
• Arms control should not be made into a surrogate for peace.
  武器控制不应该用来替代和平。
  
• Martin had become Howard Cosell's surrogate son.
  马丁代为当起了霍华德·科塞尔的儿子。
  
• He thought of Hill and O'Connor as surrogate brothers.
  来自NEWYORKER