1、背心英语：vest，英 [vest] 美 [vest]。
2、他衬衫里面穿着一件羊毛背心。He wore a woollen vest beneath his shirt.
3、然而，每当这种情况发生时，我都会努力记起我父亲的背心。However, whenever that happens, I will try to remember my fathers vest.
