Dictionary entry
door guard
noun
门警装置
a security device that monitors or controls access through a door
- 1.
someone who guards an entrance
门卫；车门卫士
In use
The door guard checked everyone's ID before letting them into the building.
The office installed a door guard to prevent unauthorized entry.
The car's door guard protects the door handle from scratches in tight parking spaces.
work as a door guard
He works as a door guard at the hotel.
他在酒店当门卫。
hire a door guard
The company hired a door guard for security.
公司雇了一名门卫负责安保。
install a door guard
We need to install a door guard on the main entrance.
我们需要在主入口安装一个门警装置。
Common mistakes
There is door guard at the entrance.There is a door guard at the entrance.
“door guard”是可数名词，在英语中单数可数名词前通常需要加冠词a或an，而汉语中没有冠词概念，学习者容易遗漏。
He door guards the building.He works as a door guard at the building.
“door guard”是名词，不能用作动词。学习者受汉语词汇兼类影响，误将“door guard”当作动词使用。
Connections
Confusing words
- doorman
- 门卫 · doorman 通常指酒店、公寓等场所的门卫，更强调迎宾和服务；door guard 更侧重安保职责。
- security guard
- 保安 · security guard 泛指保安人员，可用于各种场所；door guard 特指在门口守卫的人。
- bouncer
- （夜店等的）保安 · bouncer 特指夜店、酒吧等娱乐场所负责维护秩序和阻止闹事者的保安；door guard 更通用。
Learner notes
Grammar Note
可数名词，通常指门卫或门警装置。
Dictionary facts from ECDICT, WORDNET.