be busy doing sth.造句更新時(shí)間:2025-06-08 21:31:55復(fù)制 be busy doing sth.造句 1、be busy doing sth.(的意思都是“忙于做某事”。)2、Her mother is busy cooking in the kitchen.be busy doing sth.(忙著做某事(她的母親正在廚房忙著做飯。)) Hao86.com