list2 = [1, 2, 3, 4, 5, 6, 7 ]; print ("list2[1:5]: ", list2[1:5]) 得到 list2[1:5]: [2, 3, 4, 5] 结果是a[1]到a[4] 相关文章: 2022-02-08 2021-05-25 2022-12-23 2021-06-07 2022-02-04 2021-06-02 2022-12-23