"What is cloudy?

Overpass? tiān qiáo？

The weather? tiān qì？

Cold weather? lěng tiān？

D not ng ti ā n in winter

Cloudy day: describes gloomy weather.

Make sentences:? On a cloudy day, the light in the classroom is very dark.

Overpass: Building, for the convenience of pedestrians?

Many overpasses have been built in the city to facilitate pedestrians.

Weather: the atmospheric conditions in a specific area in a short time; weather conditions

Make sentences:? If it is fine tomorrow, we will go climbing.

Cold weather: describes the low temperature. Cold weather

Sentence: Some people in China think that eating dog meat in winter can warm their bodies, so in this cold day, dog meat shops are packed.

Winter: The season with the lowest temperature among the four seasons.

Sentence: Autumn wind is rustling, leaves are falling, and winter is coming.