chief officer of police的用法和样例：
例句
- Getting appointed chief of police put Stevens in the saddle.
史蒂文森被任命为警察总长，他能发号施令了。 - The local police chief said the flour giveaway was organized by a private donor who was detained for not giving police prior notice of the event.
当地的警察总长说，这次面粉发放是由一家私人捐赠者组织的，由于他没有事先给警方通知此事而被拘留。
