More importantly, the people you want to communicate with can use it just like any other HTTP URI; no plug-ins or add-ons are needed.

更重要的是，您想要进行通信的人可以像使用其他任何 HTTP URI 一样使用它；不需要任何插件或增件。

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Mozilla hopes the new system will be easier for programmers to use and less disruptive for Firefox users to manage — no reboots are required to install or update the add-ons, for example.

Mozilla希望新的系统能够更加方便程序员使用，也让Firefox用户更好的管理浏览器，比如在安装或更新插件时不需要重新启动。

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At no extra cost every burger can be personalized and anointed with toppings and condiments from a list of fifteen add-ons that range from the mayo, onion and pickles to hot sauce, grilled mushrooms and Jalapeno peppers.

FORBES: Five Guys Voted America's Favorite Burger Chain, McDonald's Trails Near Bottom