At the same time, the web has spawned a massive new ecosystem of web professionals - developers and designers who are focused on helping these businesses thrive.
以此同时，网络已经产生了一个新的、庞大的网络专业人员的生态系统——专注于帮助这些企业蓬勃发展的开发和设计人员。
By being able to toggle a web composition on or off, web developers and designers can have a visual guide for pixel-perfect accuracy of the position and dimensions of web page components.
借由切换网页组成的开关，网页开发者与设计师拥有可视化指导，精确位置和网页部件的尺寸。
But when it comes to what the Web browser does, many of the most savvy Web designers and developers often don't realize what actually goes on "under the hood."
但说到浏览器的行为，许多最能干的Web设计人员和开发人员通常都没有意识到“内幕”的实际状况。
But when it comes to what the Web browser does, many of the most savvy Web designers and developers often don't realize what actually goes on "under the hood."
但说到浏览器的行为，许多最能干的Web设计人员和开发人员通常都没有意识到“内幕”的实际状况。
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