1、

>>> a = ["aaa","bbb","ccc","ddd"]
>>> b = reversed(a)
>>> c = []
>>> for i in b:
    c.append(i)

    
>>> c
['ddd', 'ccc', 'bbb', 'aaa']

 

2、

>>> a = ["aaa","bbb","ccc","ddd"]
>>> a.reverse()
>>> a
['ddd', 'ccc', 'bbb', 'aaa']