1. The original white lead pigments have oxidized and turned black. 原来白色的铅颜料已经氧化发黑了。
2. The colouring pigments from the skins are not allowed to bleed into the grape juice. 这些果皮的色素不允许掺混进葡萄汁中。
3. A transparent animal doesn't have pigments, so its tissues won't absorb light. 透明生物的体内没有色素，因此它的细胞组织不吸收光线。
4. You can see why this type of analysis requires a knowledge of the history of pigments, right? 你能明白为什么这种分析需要了解颜料的历史了，对吧？
5. You've got to find out what's in those pigments, learn their composition, and that requires lab work—detective work really—in a word, Spectroscopy. 你必须找出那些颜料里有什么，了解它们的组成，这需要实验室的工作——真正的探测性工作——也就是光谱学。
