也许这是一个选项，以做一些查询在后台(AJAX ？)时，用户名填写，这样你就可以额外的输入动态地添加到您的登录表单。

Maybe it is an option to do some sort of query in the background (AJAX?) when the username is filled in, so you can dynamically add extra inputs to your login form.

youdao

也许这是一个选项，以做一些查询在后台(AJAX ？)时，用户名填写，这样你就可以额外的输入动态地添加到您的登录表单。

Maybe it is an option to do some sort of query in the background (AJAX?) when the username is filled in, so you can dynamically add extra inputs to your login form.

youdao