1. The ceiling came down.
   天花板塌了。
2. A lamp was suspended from the ceiling above us.
   我們頭頂上的天花板上吊著一盞燈。
3. Mind you don't bump your head on the low ceiling.
   天花板很低，留神別碰頭。
4. My bedroom is a large room with a high ceiling.
   我的臥室是一個天花板很高的大房間。

ceil

v.tr.（及物動詞）
ceiled,ceil.ing,ceils
To provide or cover with a ceiling.
裝天花板，蓋天花板
Nautical To provide (a ship) with interior planking or lining.
【航?！?/i> （給船）裝上內(nèi)部隔板或木板

來源：
Middle English celen
中古英語 celen
probably from Old French *celer
可能源自 古法語 *celer
from Latin cael3re [to carve]
源自 拉丁語 cael3re [分割，切割]
from caelum [chisel] * see Caelum
源自 caelum [鑿子] *參見 Caelum