- 问题详情:Whileattendingaconference,Ireturnedtomyhotelroomlateoneevening.TheoverheadlightoutsidemydoorwasburnedoutandIhad41findingthekeyhole.WhenI42 toopenthedoor,I43 aroundthewallforalightswitch.Ifoundaplatewhereaswitchwas44 installed(安装)…butnoswi...
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