Explanation: Hot days have passed, cold weather arrived. Describe the passage of time. Also for "to summer to winter." Source: Southern Emperor Jianwen "Zhongshu Ling Ling Hou Linru epitaph" grass-mao so rut, _insert_ new pieces of pine. Next spring on the dark, cold summer to come. " Examples: ~ Spring Complex autumn sun_set_ water eastward, where the general horse today? Weeds Xian Hua Montreal worry. ★ Ming Tang, "Nanke Department of handsome mind"
No. 2
Over the past summer, winter. Refers to the passage of time.