担纲dāngāng指在艺术表演或体育比赛中担任主角或主力,泛指在工作中承担重任{play a leading role in an artistic performance or be the main player in a sports competition; (in a broad sense) play an important role in one's work; be the mainstay}: 这部影片由著名演员～{The leading roles in the film are played by famous actors.}|设计方案由享有盛誉的建筑师～。{Renowned architects have played a leading role in the design.}