You'll probably want to check for the supported codecs in the browser.

最容易想到的是要检测这个浏览器所支持的编解码。

youdao

Note that the browser must be supported on the operating system on which you are running the tests.

注意，这些浏览器必须受到运行测试的操作系统的支持。

youdao

The Object Browser is also supported, with the method signatures displayed using Python syntax.

另外还支持对象浏览器，使用Python语法显示方法签名。

youdao

Careplane, a web browser plug-in, calculates emissions as you search supported travel sites such as Kayak and Orbitz, allowing for quick carbon comparison shopping.

BBC: How big is your carbon footprint?