汉英词典
Chinese-English Dictionary
MEANING OF 开关
开关 (開關)
power switch / gas valve / to open the city (or frontier) gate / to open and close / to switch on and off
①电器装置上接通和截断电路的设备。通称电门。②设在流体管道上控制流量的装置,如油门开关,气门开关。
() kāi () guān
EXAMPLE SENTENCES

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