这种植物也有不同的颜色，从黄色到黑色再到绿色。
This plant also comes in different colors, from yellow to black to green.
在雨林中，很少有光透过树叶和树枝形成的树荫到达地面——或者接近地面——在这些高度上，黄色到绿色的波长占主导地位。
Very little light filters through the canopy of leaves and branches in a rain forest to reach ground level—or close to the ground—and at those levels the yellow-to-green wavelengths predominate.
他鼓励这些公司将创意分享到绿色交流网上去。
He's encouraging companies to share these ideas on the Green Exchange.
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