这个问题着实复杂,详细步骤如下:1. 打开Replace Pioneer, ctrl-o打开2.txt2. ctrl-h打开replace窗口* replace unit选Line* replace with pattern输入$A* 点击Advanced页,在run following for each matched unit'输入:@a=split(/[\/\\]/,$match);$A='\b'.join('',map{"($_)"}@a).'\b$1'.join('',map{('/','\\\\')[$_%2].'$'.$_}(2..$#a+1)).'</replace...