我有一个庞大的文本语料库(逐行),我想删除特殊字符,但维持字符串的空间和结构.
hello? there A-Z-R_T(,**), world, welcome to python.
this **should? the next line#followed- by@ an#other %million^ %%like $this.
应该
hello there A Z R T world welcome to python
this should be the next line followed by another million like this