The Department of Homeland Security raised its colour-coded threat warning to red, for certain flights, for the first time since its inception.

美国国土安全局将威胁警报设为红色，这是自设立以来的第一次。

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The colored road adhesive, developed by our company, is the special adhesive used in colour warning slip road construction technology.

彩色路面粘合剂是我公司自主研发的彩色警示防滑路面施工技术的专用粘合剂。

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The correlation between shutter speed and aperture is shown, with a colour-coded warning that alerts users when the Settings are not in the proper range.

之间的快门速度和光圈显示的相关性，以彩色编码警告提醒用户在设置时，在适当的范围内没有。

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