trouser suit

1. N-COUNT A trouser suit is women's clothing consisting of a pair of trousers and a jacket which are made from the same material. (上衣與褲子搭配的) 女長褲套裝[英國英語]

Today she wore a red trouser suit that fit really well. 今天她穿了一套很搭的紅色女長褲套裝。