We still have the problem of those optional parameters.
对于我们来说，那些可选参数仍然有问题。
This is an attributes object that can contain various optional parameters.
这是一个包含各种可选参数的属性对象。
Optional parameters may include information such as character set encoding or language.
可选参数可能包含诸如字符集编码或语言等信息。
Optional parameters may include information such as character set encoding or language.
可选参数可能包含诸如字符集编码或语言等信息。
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