do double duty短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 做双份工作; 兼做两用 American actress Laura Linney is set to do double duty in front of the camera after signing on for lead roles in two new Hollywood films, the entertainment industry press said. 美国女星劳拉‧琳尼近期片约不断,在和两部好莱坞影片成功签约后,她将于本月底出任这两部电影中的主要角色。 cri