[] (shutting, shut, shut) when a shop/store, restaurant, etc. shuts or when sb shuts it, it stops being open for business and you cannot go into it（使）停止营业，打烊◆We shut at six.我们六点打烊。when a business shuts or when sb shuts it, it stops operating as a business停业；停止营业◆We have been forced to shut several factories.我们被迫关闭了几家工厂。●shut up ˈshop () () to close a business permanently or to stop working for the day关店；歇业●ˌshut ˈdown(about a factory, shop/store, etc. or a machine) to stop opening for business; to stop working（工厂、商店或机器等）关闭，停业，停止运转◆Sixty employees were laid off when the plant shut down.工厂关闭时解雇了六十名员工。➡close , shutdown ●ˌshut sth ˈdownto stop a factory, shop/store, etc. from opening for business; to stop a machine from working（使）关闭，停业，停止运转➡close , shutdown ●ˌshut ˈoff(about a machine, tool, etc.) to stop working（机器、工具等）停止运转，关掉，切断◆The engines shut off automatically in an emergency.紧急情况下，发动机会自动停转。●ˌshut sth ˈoffto stop a machine, tool, etc. from working关闭机器（或工具等）to stop a supply of electricity, gas, etc. from flowing or reaching a place切断供电（或天然气等）◆Always shut off the power before removing the machine's cover.每次打开机盖前都要切断电源。