[增强] 更好的命令行提示
lisp 中使用了大量的括号，在命令行输入的时候换行不应该直接进行，应该保证括号成对出现。
[Enhanced] Better command line prompts
lisp uses a lot of parentheses, and line feeds should not be done directly during command line input, but should be made sure that parentheses appear in pairs.
[增强] 更好的命令行提示
lisp 中使用了大量的括号，在命令行输入的时候换行不应该直接进行，应该保证括号成对出现。
[Enhanced] Better command line prompts
lisp uses a lot of parentheses, and line feeds should not be done directly during command line input, but should be made sure that parentheses appear in pairs.