4、.buildsinD.buildsup27.burn...totheground(楼房等)被(全部)烧毁;全部焚毁;例句:①Hehasnoplacetoliveinbecausehishousehasbeenburnttotheground.他无处栖身,因为他的房子被烧掉了。②Rumorhasitthatthefactory burneddown.谣传那家工厂被大火烧毁了。③They threatened to burn down our house. 他们威胁要烧毁我们的房子。burn短语:burnaway逐渐烧掉;消失;burndown(建筑物