Aliftiswonderful.Itisreallyonlyasmallroom.Roomsusuallys...
问题详情：Aliftiswonderful.Itisreallyonlyasmallroom.Roomsusuallystayinoneplace.Liftstravelupanddownalldaylong. Sometimesaworkerstandsinthelift.Heorsheoperatesitupanddown.Inmodernliftsthereisnow...