2, the bucket refers to C, the sun's yellow meridian is120, and the Gregorian calendar is on July 22-24. "Summer heat" means heat, and great summer heat means extreme heat.
3. The summer heat is relatively mild and hotter. It is the hottest solar term with the most sunshine in a year, and the hot and humid steaming reaches its peak at this time. The climate of great summer is characterized by high temperature and extreme heat, frequent thunderstorms and typhoons.