What does it mean to have big summer and little summer in the 24 solar terms?

Hot in summer, hot in summer, hot in summer-hot in summer means hot. The heat is not the hottest time, but the heat is the hottest season, and the heat is the day when summer is coming to an end. They are around July 7, July 23 and August 23 of the Gregorian calendar every year. Xiaoxia: On the day of xiaoxia, it was warm and windy. On the fifth day, crickets lived in the park. On the fifth day, eagles studied. Summer: On the day of summer, rotten grass is cockroaches, and on the fifth day, the soil is wet in summer. On the fifth day of heavy rain, the sun is at longitude 105 degrees in summer, at longitude 120 degrees on July 6th, and on July 24th.