Wecanoftenseesomeautomats(自动售货机)everywhereinbigciti...
问题详情: Wecanoftenseesomeautomats(自动售货机)everywhereinbigcities.Itwillsellusproductsbyitself.Duringtheprogress,therearenoshopassistants(助手).Sowecallthemachine—automat. Thesedays,a...
问题详情: Wecanoftenseesomeautomats(自动售货机)everywhereinbigcities.Itwillsellusproductsbyitself.Duringtheprogress,therearenoshopassistants(助手).Sowecallthemachine—automat. Thesedays,a...