我需要将一列列表分成多行:
输入:
a b
0 element1 ["a", "b", "c"]
1 element2 ["d", "e", "e"]
2 element3 ["f"]
输出
a b
0 element1 "a"
1 element1 "b"
2 element1 "c"
3 element2 "d"
4 element2 "e"
5 element2 "e"
6 element3 "f"