警察局长的用法和样例：
例句
-
警察局长要求严惩罪犯。
The chief of the police department demanded severe punishments for criminals. -
这位老人退休前是警察局长。
The old man was a police commissioner before his retirement. -
警察局长坚决否认这个指控。
The Chief of Police stoutly denied the accusation. -
当心这个警察局长，他看上去彬彬有礼，但实际上是个凶恶的家伙。
Beware of the police chief. He seems polite, but he's a wolf in sheep's clothing. -
这个受贿的警察局长对镇上的公开赌博佯装不见。
The corrupt police chief turned a blind eye to the open gambling in the town.
