有时候，使用这种语句比嵌套的for循环或if语句更好，可以减少重复的代码而且结构更清楚。

Using such a statement can sometimes be a better route than nested for loops or if statements to cut down on repetitive code or just for better structure.

youdao

有时候，使用这种语句比嵌套的for循环或if语句更好，可以减少重复的代码而且结构更清楚。

Using such a statement can sometimes be a better route than nested for loops or if statements to cut down on repetitive code or just for better structure.

youdao