Wear more and less on the train. What to wear on the train from Shenyang to Bozhou

Wear more and less on the train. How to dress on the train from Shenyang to Bozhou? In winter, you can wear anything on the train from Shenyang to Bozhou, including cotton-padded jackets and down jackets. But in autumn, when traveling from Shenyang to Bozhou, you need to wear a thin sweater or something under the thick clothes you wear from Shenyang. , because the weather in Bozhou is about 10 degrees different from that in Shenyang