What’s cool about autumn?

The autumn air is crisp and clear.

The definition of "autumn air": describes the clear and clear sky and cool and pleasant climate in autumn.

Autumn is high and the air is crisp in October. There is a saying that in October, the autumn is high and the air is crisp. Generally refers to the autumn season, when the sky is high and the clouds are clear, which makes people feel refreshed.

Autumn is one of the four seasons of spring, summer, autumn and winter. From a meteorological point of view, autumn in the northern temperate zone lasts from August 23 (end of summer heat) to November 20 (light snow); autumn in the southern temperate zone lasts from February 19 (rain in the northern hemisphere) to May 21 (light snow in the northern hemisphere).

Explanation: Describes the clear skies and refreshing weather in autumn.

From: Du Fu's poem "Cui's Dongshan Thatched Cottage": "I love the tranquility of your Yushan Thatched Cottage, and the refreshing air of high autumn."

Example: I plan to send generals to the west in anticipation of the high autumn air. Liang Jinzhu's "Essays of Liangbianqiu Yuxu·Shi Gebu Shu"

Grammar: conjunction; used as predicate; contains praise.

Examples of refreshing weather:

1. The autumn air is crisp and the sun is shining brightly. Our family came to the beautiful Qixingyan for sightseeing. Wow! Happy as hell!

2. On a crisp autumn day, my classmates and I went for an outing.

3. Autumn is here. I thought it would be a cool and refreshing autumn, but in the past few days it has turned into a "low and cold autumn". I don't want to see another autumn like this again.

4. It is another beautiful autumn weather with clear air and clear sky.

5. Today, the sky is clear and the air is crisp. Our whole class is planning to go to the outskirts for a party.

6. If you are upset, you might as well go out for a walk. Maybe you will feel the crisp autumn air of nature and your mood will suddenly brighten.

7. The Inner Mongolia grasslands in September have crisp autumn air, and the cattle and sheep are fat and strong.

8. The weather is nice and crisp in autumn, so go play in Lixiang Park.

9. The high air pressure hanging over our country has brought us good autumn weather.

10. On the day we traveled to Qingfeng Mountain, the sky was cloudless and it was a crisp autumn day. Everyone had a great time.