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我想表达以“a/b”的字符形式a是一个全局变量b也是一个全局变量我想表达成“a”“/”“b”，的一个式子而不是a/b的结果
字符串用这个符号拼接&应该就是你想要的那个效果
"a"&"/"&"b"加连接符就好了就是这个& 连接符可以把文本相连,表达式子不是结果记得把每个变量加上英文引号
