a rookie police officer

• 新来的警员

a rookie police officer的用法和样例：

例句

1. The officer leading the investigation has been taken off the case.
   主持调查此案的警员已被撤下。
2. During all police investigations it will be necessary to visit a strip club at least once.
   所有的警员调查过程中必须走访至少一次的脱衣舞夜总会。