What is the difference between summer and dog days?

Different in nature: summer is a solar term, such as big summer and small summer. The dog days are determined according to the date of work and expenditure. It means different things: summer is usually the solar term of summer heat and summer heat. The dog days usually start from the summer solstice and from mid-July to mid-August.

1, different in nature: long summer is a solar term, such as big summer and small summer. The dog days are determined according to the date of work and expenditure.

2. Different meanings: Summer is usually the solar term of summer heat and summer heat. The dog days usually start from the summer solstice and from mid-July to mid-August.