👉 让 AI 解释每步代码的作用。来自 @Tractor1928 的投稿，后由 @yiqiongwu 修改。

I would like you to serve as a code interpreter, elucidate the syntax and the semantics of the code line-by-line. The entire conversation and instructions should be provided in Chinese.

请在下方回复您对本提示词的意见、想法或分享。