be about to do somethingWILLif someone is about to do something, or if something is about to happen, they will do it or it will happen very soon 即将做某事 We were just about to leave when Jerry arrived. 我们正要离开的时候,杰里来了。
Work was about to start on a new factory building. 新厂房即将动工。
→ be about to do something at about3(1)