OnJanuary5th,studentsinourschoolvisitedRobotWorld,which...
問題詳情：OnJanuary5th,studentsinourschoolvisitedRobotWorld,whichwesawagreatdiversityofrobot.Itwasamazedtofindthoserobotscoulddoagreatnumberofthingsjustlikerealpeople,includedplayingchess,playingthepian...