Want to know which platform features you could test on { -brand-name-nightly } and can’t see yet on other { -brand-name-firefox } channels? Then have a look at the <a href="{ $mdn }">Experimental Features</a> page on <abbr title="{ -brand-name-mozilla-developer-network }">{ -brand-name-mdn }</abbr>.
想要了解 { -brand-name-nightly } 在测试哪些尚未登录其他 { -brand-name-firefox } 版本的功能？去看看 <abbr title="{ -brand-name-mozilla-developer-network }">{ -brand-name-mdn }</abbr> 上的 <a href="{ $mdn }">实验性功能</a> 页面吧。