Think about it: among the 24 solar terms, which one reflects the seasonal change? How many solar terms are there?

There are slight summer heat, severe summer heat, slight cold, severe cold, white dew, cold dew and first frost that directly or indirectly reflect the temperature change. According to the seasonality of astronomy, climate and agricultural production, the 24 solar terms have been given different names, namely, beginning of spring, Rain, Sting, Equinox, Qingming, Grain Rain, Long Summer, Slight Summer, Miscanthus, Summer Solstice, Minor Summer and Great Summer. ...