Comments:

Autumn wind and dead leaves give people a bleak feeling, which shows how sad and sad his father was at that time. The mottled figure under the tree and the feeling of loneliness make readers feel how helpless and uneasy his father is at this time. This passage is about the father's feelings when he learned that his son was ill.

2. The steam rises into the air one after another, and then fades away in the whole engine room, so that the engine room is filled with a refreshing medicinal fragrance.

Comments: The description of the crock and spout is tangible, and it also describes the careful attitude of the owner of the crock and the warm atmosphere in the medicine room, which is the constant pursuit of a better life.