shut off与shut down的区别?

shut off与shut down的区别?
shut off与shut down的区别?

shut off与shut down的区别?
shut off 比较常用于关闭液体（水、油）或气体（瓦斯、天然气）的阀门.
shut down 更多应用于关掉机器（equipment、machine）或店家（store）或比较抽象的名词（如 operation ）

shut (sth.) off 停止供应 shut sb.(sth.) out 把某人(物)排除在外

注意，shut off 关闭机器或工具等，是机器或工具等停止运转
shut down 停业，停工，倒闭。
满意，请采纳，谢谢。

shut off
1. To stop the flow or passage of; cut off: shut off the hot water by closing a valve.
2. To close off; isolate: loners who shut themselves off from the community.
3. To stop o...

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shut off
1. To stop the flow or passage of; cut off: shut off the hot water by closing a valve.
2. To close off; isolate: loners who shut themselves off from the community.
3. To stop operating, especially automatically: The electricity shuts off at midnight.
shut down
To cause to stop operating
shut off : 及物动词，切断（电源，水流等），还有隔离的意思 即切断外界联系，不及物，跟shut down类似 停止运作的对象做主语
shut down 使。。停止运作 使动用法 如关闭电灯

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shut off 的意思：一、关掉（煤气）等；停止什么什么的活动。二、切断。三、使隔离。
而shut down的意思是指：一、放下来、关住（窗等）；夜的降临；（雾等）浓起来。二、（使）停工；（使）关闭（常指临时性的）