「烏雲」

(pos:名詞)
<explanation>
yue:#灰色、#黑色 嘅#雲（量詞：嚿／團）
eng:black cloud; dark cloud; storm cloud
<eg>
yue:烏雲密佈，我諗今日會落大雨。 (wu1 wan4 mat6 bou3, ngo5 nam2 gam1 jat6 wui5 lok6 daai6 jyu5.)
eng:There are black clouds in the sky. I think it will rain heavily today.