开关

kāi guān

CL 个 gè

HSK 3.0 Level 6 Noun Uncommon

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Definitions

1. power switch
2. gas valve
3. to open the city (or frontier) gate
4. to open and close
5. to switch on and off

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Word relationships

Related words

3 items

• 按钮 àn niǔ 按钮 àn niǔ push button 两者都是控制装置的部件，但按钮通常是按压操作，而开关是拨动或旋转操作。: push button
• 插座 chā zuò 插座 chā zuò socket 开关控制电路通断，插座提供电源接口，两者常一起使用。: socket
• 闸门 zhá mén 闸门 zhá mén sluice gate 开关可指气体阀门，闸门是流体管道中的控制装置。: sluice gate

Usage notes

Collocations

常用搭配：电源开关（power switch）、灯开关（light switch）、打开开关（turn on the switch）、关闭开关（turn off the switch）。

Common mistakes

开关常被误用为动词，如“开关灯”，正确说法是“开灯”或“关灯”。作为名词时正确，如“灯的开关”。

Example Sentences

2 shown

他用力扳动 开关 ，机器启动了。

He pulled the switch hard and the machine started.

他在黑暗中摸索着找 开关 。

He groped in the dark for the switch.

AI-generated examples are marked with this icon.

Words Containing 开关

• 气动开关 气动开关 qì dòng kāi guān: pneumatic switch
• 总开关 总开关 zǒng kāi guān: main switch
• 点火开关 点火开关 diǎn huǒ kāi guān: ignition switch

Child Words of 开关

• 开 开 kāi: to open
• 关 关 guān: mountain pass