Takes a start and an end point, just going to bind local variable names start and end to those pieces.

有一个开始和结束点，就是去把局部的变量的名字，和这些…

youdao

Takes a start and an end point, just going to bind local variable names start and end to those pieces.

有一个开始和结束点，就是去把局部的变量的名字，和这些…

youdao