1
the police chief
通常与定冠词the连用
The police chief addressed the press.
警察局长向媒体发表了讲话。
警察局长
police chiefs — plural of police chief
先理解核心含义，再看它在真实句子里的用法。
警察局长
police chief
The police chief addressed the press.
警察局长向媒体发表了讲话。
地方政府警察部门或警察部队的负责人或主管。
The head or leader of a police department or constabulary of a local government.
The police chief announced a new community safety program.
警察局长宣布了一项新的社区安全计划。
She was promoted to police chief after twenty years on the force.
她在警队工作二十年后被提升为警察局长。
Local police chiefs meet every month to share information.
当地警察局长每月开会分享信息。
通常与定冠词the连用
The police chief addressed the press.
警察局长向媒体发表了讲话。
表示管辖的地域
He is the police chief of New York.
他是纽约警察局长。
所有格形式
The police chief's car was parked outside.
警察局长的车停在外面。
Not this
There are two police chief in the city.
Use this
There are two police chiefs in the city.
单复数错误：'police chief'是可数名词，复数形式为'police chiefs'。中文中不强调单复数变化，因此容易遗漏复数后缀's'。
Not this
The chief police gave a speech.
Use this
The police chief gave a speech.
词序错误：中文习惯说'警察局长'，字面顺序是'警察+局长'，但英语中名词作定语应位于被修饰词之前，正确语序为'police chief'，而非'chief police'。
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.