They can have multiple colors, streaks of light, weird inside-out shapes, and all kinds of other qualities.

它们的颜色多种多样，形态各异，具有各种光学效应以及一些其他性质。

So for instance, suppose you have this on your retina, an array of light shaped like that .

举例来说，假设您的视网膜上有这样的形状的光阵列。

100 years ago, a fossil field was discovered here at the Burgess Shale that may reveal how light shaped life on Earth.

100 年前，人们在这里的伯吉斯页岩中发现了大量古生物化石，它们向我们展示了光在生物进化中的巨大作用。

Unlike her previous teachers, Arthur Wesley Dow urged his students to focus on more abstract representations of light, shape, and color.

与她以前的老师不同，Arthur Wesley Dow 敦促他的学生专注于光、形状和颜色的更抽象的表示。