AChinesetrafficpolicemanpreventedaterribleaccidenttha...
問題詳情： AChinesetrafficpolicemanpreventedaterribleaccidentthankstohisexperience.Hisactionhelpedhimwinalotofpraisefromtheworld. LiWeiqi,thetrafficpolicemanondutyonApril21,wasworkingatabigbusycro...