A tetrachromat has another type of cone in between the red and green (somewhere in the orange range) and its 100 shades, theoretically, would allow a woman to see 100 million different colors.

四色视者具有某一种介于红色和绿色锥体(橙色范围的某处)和100个阴影处，这能够让女人看清楚1亿种颜色。

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Human eyes have three cone cell types, with each type dedicated to receiving either blue, green or red light.

人类拥有三种视锥细胞，每种细胞都有各自的用途，可用于接收蓝色光、绿色光或红色光。

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The Red Carpet Area is actually three-dimensional: across a ramp which leads along a double cone, the guests of honour reach the reception hall.

红毯区域实际上是三维的：尊贵的来宾经由沿着双锥体蜿蜒向上的斜坡到达接待大厅。

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The Nest (covered in branches), the Blue Cone (which is actually painted red) and the UFO (a spaceship skewered by pines) all have enough room to sleep a family of four.

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