a.

1. 樓下的[B]
   Mary's on the downstairs phone.

   瑪麗在樓下打電話。

   Have you checked downstairs yet?

   你查看過樓下嗎？

   Are the children downstairs?

   孩子們在樓下嗎？

   I'll remodel the downstairs bedroom first.

   我先要裝修樓下那間房間。

ad.

1. 在樓下；往樓下
   He fell downstairs and broke his leg.

   他摔下樓折斷了腿。

n.

1. 樓下[M]
   The downstairs consisted of three large rooms.

   樓下有三個大房間。

adv.

adj.

n.