乌云 wūyún black cloud
怎么记住“乌云”: 乌 crow + 云 cloud = black cloud.
汉字
用法
- Dark storm clouds - 乌云密布 (wūyún mìbù) dark clouds gathering thickly, 乌云笼罩 (wūyún lǒngzhào) shrouded in dark clouds.
- Often figurative for looming trouble: 头顶的乌云 (tóudǐng de wūyún) the cloud hanging over someone.
- 乌 here means 'black/dark' (as in a crow), stronger than plain 黑云.
例句
- 天空乌云密布。 Tiānkōng wūyúnmìbù.The sky is full of dark clouds.
- 乌云是下雨的征兆。 Wūyún shì xiàyǔ de zhēngzhào.Dark clouds are a sign of rain.