• 兼作,兼演

doublern.二倍器doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double blow双重打击double saltn.[化]重盐double drop双报警double flowadj.二通量的double tone二重色调doublecheckn.复查double well双势阱double foul双方犯规double copy双拷贝double knot双结

1. In the play, Mary was playing the part of a dancer, but the director asked her to double as the mother.
   在那出戏里，玛丽出演一位女舞蹈家，可导演叫她同时兼演女舞蹈家的母亲。