BigBen,thelandmarkofLondon,aclockfamousforitsaccuracyan...
問題詳情：BigBen,thelandmarkofLondon,aclockfamousforitsaccuracyandchimes(*的鐘聲),stoppedworkingfor90minutes,anengineersaidSaturday. Peopledonotknowwhythe147-year-oldclockonthebanksoftheRiverThamesstop...