a.

1. 多雲的，陰天的
   The sky was cloudy, so I took my umbrella.

   天陰，所以我帶了把傘。

2. 雲的；雲一般的
3. 陰鬱的，不愉快的
   a cloudy mood

   陰鬱的情緒

4. 模糊不清的，含糊的
   cloudy ideas

   模糊的想法

5. 混濁的
   The water from the faucet was cloudy.

   水龍頭裡流出的水很混濁。

6. 有雲紋的

adj.

1. (of the sky or weather) covered with or characterized by clouds.
2. (of a liquid) not transparent or clear.
3. uncertain or unclear.