adv.在二楼；在楼上；在较高地位adj.二楼的；在楼上的；高度的upstair Adjective on or of upper floors of a building;"the upstairs maid""an upstairs room" upstair例句 Come down to us we can't hear you upstairs.下来到我们这儿来，你在楼上我们听不清楚。...

发布时间：2025-11-01 浏览量：4