得到颜色表中透明色的位置。
Retrieves the position of the transparent color in the color table.
透明白炭黑通常作为丁苯橡胶的补强剂，制成浅透明色的硫化胶鞋底。
Transparent carbon white is usually used strengthening agent in the shallow transparent rubber, which can make up the vulcanized shoe sole.
刚下过雨，蜻蜓飞得低，透明色的翅膀就在眼前晃过，手一抓就可以逮到。
Has just been rain, dragonflies flying too low, transparent color in the wings eyes, one hand grasping can catch.
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