list_a = [['apple', 'banana', 'strawberry'], ['meat'], ['milk'], ['meat']]
list_b = [['chicken'], ['pork'], ['beef']]
我怎樣才能把list_b到list_a,而不是像這樣的 '肉':
list_c = [['apple', 'banana', 'strawberry'], ['chicken'], ['pork'],
['beef'], ['milk'], ['chicken'], ['pork'], ['beef']]
@AKS,謝謝並修改了它 – Backtrack