What do you mean it's summer?

Summer is here, which is commonly called "summer solstice". Chinese pinyin is Xi à zhi, which means one of the 24 solar terms.

From "Zunxian Manuscript": "When the sun reaches the north, the days are long and the shadows are short, so it is called the summer solstice. At best, it is excellent. "

Synonyms: Long Summer, Xiaoman, Mangzhong, Summer Solstice, Small Tree and Big Tree.

Part of speech: used as a noun to describe the solstice in summer and to indicate the arrival of hot summer.

On the solstice of summer, crops grow vigorously, and weeds and pests spread rapidly.

Make sentences:

1, astronomy stipulates that the summer solstice is the beginning of summer in the northern hemisphere.

2. On June 2 1 or 22, when the sun passes through the summer solstice, the day is the longest and the night is the shortest in the northern hemisphere.

3. On the solstice of summer, the sun is like fire.