cloud名詞的形容詞形式是？

　　Sometimes it's so cold and cloudy!

　　有時(shí)天氣非常寒冷又多云！

　　It'll probably be cloudy tomorrow.

　　明天可能是陰天。

　　The sky is turning cloudy.

　　天空逐漸轉(zhuǎn)陰。