FacebookfounderMarkZuckerbergspokeChineseforabout30minu...
问题详情：FacebookfounderMarkZuckerbergspokeChineseforabout30minutesinatalkatTsinghuaUniversity,whichsurprisedChinesestudents. ClaytonDube,headoftheU.S.-ChinaInstitute,praisesZuckerberg'seffort."Tosp...