down a flight of stairs 顺楼梯而下 I tripped over the cat and fell downstairs. 我被猫绊了一下摔下楼梯。 ■on or to a lower floor 在楼下;往楼下 we were waiting for you downstairs. 我们在楼下等你。 she called him downstairs. 她把他叫下楼。
adjective
[attrib.]situated downstairs 在楼下的,在底楼的 the downstairs loo. 楼下的厕所。
noun
the ground floor or lower floors of a building 底楼,下几层 the downstairs was hardly damaged at all. 楼下几乎没受到什么破坏。