如何反转字符串中的每个单词以节省空格？[python]

def reverse_words(string):
    words = string.split()
    reversed_words = [word[::-1] for word in words]
    reversed_string = ' '.join(reversed_words)
    return reversed_string

# 测试
string = "How to reverse each word in a string to save space?"
reversed_string = reverse_words(string)
print(reversed_string)