对给出的一段英文Python is a high-level general-purpose programming language Its design philosophy emphasizes code readability with the use of significant indentation Python is dynamically typed and garbage-co

代码如下：

text = "Python is a high-level, general-purpose programming language. Its design philosophy emphasizes code readability with the use of significant indentation. Python is dynamically typed and garbage-collected."

while True:
    word = input("请输入要查询的单词：")
    if word == "quit":
        break
    count = text.count(word)
    print("单词 {} 在文本中出现了 {} 次。".format(word, count))

运行结果如下：

请输入要查询的单词：Python
单词 Python 在文本中出现了 2 次。
请输入要查询的单词：is
单词 is 在文本中出现了 2 次。
请输入要查询的单词：quit