短语词组短语Power Shut -off 电源关断;完全电源关断;到完全电源关断shut -off plug 关闭塞selective shut -off 选择性封堵Remote shut -off 远程关闭Shut me off 关闭我的心Shut -Off Clutch 动扭控型shutoff valve 截止阀;断流阀 返回 shut off