I suspect you want split a string encoding a user's Username, password and surname into a three line structure, adding tags to document which is which.

我猜你想将一个字符串编码的用户的用户名，密码和姓氏为一三线结构，添加标签的文件是。

youdao

Thanks to it, the stream gets fully consumed and its content is transformed to a string, using the encoding relevant to the HTTP exchange.

多亏有了这个转换器，流得到了完全的处理，其内容也通过使用与HTTP交换相关的编码转换为字符串。

youdao

The former encrypts a plain-text string, returning its encoding; the latter decrypts an encoded string and returns plain text.

前者加密一个纯文本的字符串，返回其编码；后者解密一个加密了的字符串并返回纯文本。

youdao