你可能见过带有警告色的动物。

You have probably seen animals that have warning colors.

youdao

当肌肉放松，色袋就会缩小，你就只能看到一个小白点。

If the muscles are relaxed, the sack shrinks, and all you see is a little white point.

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如果肌肉收缩，色袋就会膨胀，你就会看到不同的颜色。

If the muscle's contract, then the sack expands, and you can see the colors.

youdao

Your book isn't colored. See, I colored them for you.

你的书不是彩色的，我将它们染了色。

麻省理工公开课 - 固态化学导论课程节选

You can have basically like any color pants besides like, really bright color but,

你穿什么色的裤子都行，除了特别鲜艳的，不过，

公立学校和私立学校 - SpeakingMax英语口语达人