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- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- A white lead pigment, sometimes used in cosmetics. 铅白一种白色铅颜料，有时用于化妆品制造
- An opaque pigment used when painting in this way. 树胶水彩画颜料作这种画时所用的不透明颜料
- anterior pigmented layer of Fuchs 色素梭形细胞层, 福克(氏)前色素层
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- A pigment or dye imparting this hue. 蓝色染料，蓝色颜料加上这种色彩的色素或颜料
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- retina That part of the eye developing from the optic primordium; includes the neural retina and the retinal pigment layer. 视网膜眼睛发展至视觉原基的部分；包括神经视网膜与视网膜的色素层。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- They bear traces of red ochre, a pigment. 这些外壳上有赭红色颜料着色的痕迹。
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- A bright red mercuric sulfide used as a pigment. 银朱，朱砂用作颜料的一种鲜红色的硫化汞
- This pigment is a good common food additive. 该色素是稳定性好的食品添加剂。
- No scarring or loss of pigment was reported. 无疤痕或色素损失报导。
- pigmentary layer 色素层
