The word "yellow" in the second line of Tony the Tow Truck-- its denotation is that it is a certain color, the color that Tony's garage is painted.

搬运车托尼》中第二行的“黄色“,他的表面意义就是一种颜色，垃圾箱的颜色。

耶鲁公开课 - 文学理论导论课程节选

What values does he embody? Grayness grayness that suggests the color of a land and a culture, the color of stone, of peasant clothes.

体现了什么品质，灰色,灰色暗示了,一种土地和文化的颜色，石头的颜色，农民衣服的颜色。

耶鲁公开课 - 现代诗歌课程节选

And this is, in fact, one way they study color vision in babies.

实际上,这是一种研究婴儿颜色视觉的方法

耶鲁公开课 - 心理学导论课程节选

So I changed the colors here to show that these are 2 p orbitals with an opposite phase or an opposite sign.

我这里换了一种颜色,表示2p轨道,不同的相位或者是正负号。

麻省理工公开课 - 化学原理课程节选