Only US firefighters and repairmen can use the buttons to speed up the door-closing process if they have a code or special keys.

只有美国消防员和维修人员有密码或者特殊的钥匙时，他们才能按按钮加速关门的过程。

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Raw code execution speed is usually almost as good as — sometimes better than — the equivalent code written in a compiled language such as c.

原始代码执行速度通常几乎与用编译型语言(如c语言)编写的等价代码相同(有时更快速)。

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In addition, each new release usually contains code fixes and speed improvements. The newest releases support plugins that let you speed up your blog.

除此之外，每个新版本通常包含代码修正和速度提升，最新的版本支持用来为您的博客提速的插件。

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Before a crowd of 400, with music blaring and bright lights pulsing, four entrepreneur finalists, screened for their business plans, competed in a speed round of area code numbers for high-tech centers from west to east.

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