1. He makes his own paint, grinding up the pigment with a little oil.
他把色料块加少许油磨碎，自己制成绘画颜料。
《柯林斯英汉双解大词典》
2. You are better off using a pure green pigment.
你最好使用纯绿色颜料。
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3. Why this pigment is there and what it might do was unknown.
这种色素为什么会存在和它可能有什么作用是未知的。
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4. Say we determined a pigment was made with zinc, for example.
比如说，我们确定一种颜料由锌制成。
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5. Using ultraviolet light, we can see the spectral signature of each component part of the pigment.
通过利用紫外光，我们可以看到颜料各个组成部分的光谱特征。
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6. Fruits with a red hue, such as tomatoes, guava, and papaya, contain lycopene, a reddish pigment and nutrients.
像西红柿、番石榴、木瓜等红色的水果，含有番茄红素，一种红色的色素及营养素。
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7. We compare these signatures with those of particular elements like zinc or lead, to determine what the pigment was made of.
我们将这些特征与锌或铅等特定元素的特征进行比较，以确定颜料是由什么构成的。
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8. The slugs can manufacture chlorophyll, the green pigment in plants that captures energy from sunlight, and hold these genes within their body.
蛞蝓可以制造叶绿素——让植物从太阳光获取能量的绿色色素——并把这些基因保留在他们体内。
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9. It is possible that tubes made from animal bones were used for spraying because hollow bones, some stained with pigment, have been found nearby.
有可能是用动物骨头制成的管子来喷洒，因为在附近发现了空心骨头，有些骨头上沾有颜料。
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10. Since you're trying to verify if it's a Rembrandt, the ingredients in the pigment would need to have been used during Rembrandt's lifetime—in the 17th century.
既然你想确认这是不是伦勃朗的画，那么颜料里的成分就必须符合伦勃朗在世的年代——也就是在17世纪。
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11. From the Middle East the Chinese acquired a blue pigment—a purified form of cobalt oxide unobtainable at that time in China—that contained only a low level of manganese.
中国人从中东获得了一种蓝色颜料，这是一种当时在中国很难得到的纯净的氧化钴，这种颜料只含有少量的锰。
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12. It sounds paradoxical, because the idea behind this hypothesis is that the red pigment is made in autumn leaves to protect chlorophyll, the light-absorbing chemical, from too much light.
