1. 您需要一个插件，因为执行所需操作的***方法是"webview"

1. You need a plugin because the best way to do what you want is "webview"

如果您真的不想使用插件，请改用Applicaion.OpenUrl.这将打开网页，但不会在统一窗口内打开.它将打开浏览器应用程序并显示网页.

If you really don't want to use a plugin, then use Applicaion.OpenUrl instead. This will open web pages, but not inside the unity window. It will open a browser application and show webpage.

如果要使用插件，请检查此github https://github.com/gree/unity-webview

If you want to use a plugin, check this github https://github.com/gree/unity-webview