大雾 + Verb Phrase
The compound 大雾 (dàwù) means 'heavy fog' or 'dense fog.' It combines 大 (big, heavy) with 雾 (fog) to describe conditions where visibility is severely reduced. It is commonly used in weather reports and descriptions of hazardous travel conditions.
今天早上大雾弥漫,什么都看不清。
Jīntiān zǎoshang dà wù mímàn, shénme dōu kàn bù qīng.
There was heavy fog this morning, and you couldn't see anything clearly.
因为大雾,高速公路暂时关闭了。
Yīnwèi dà wù, gāosù gōnglù zànshí guānbì le.
Because of the heavy fog, the highway has been temporarily closed.
天气预报说明天会有大雾,开车要小心。
Tiānqì yùbào shuō míngtiān huì yǒu dà wù, kāichē yào xiǎoxīn.
The weather forecast says there will be heavy fog tomorrow, so drive carefully.