Cinnabaris

例句：

1. 1.Cinnabaris are a natural pigment found in plants and animals.
   金鸡纳霜是一种自然存在于植物和动物中的色素。
2. 2. The ancient Egyptians used cinnabaris to make their jewelry.
   古埃及人使用金鸡纳霜制作他们的珠宝。
3. 3. In ancient times, cinnabaris were used as a medicinal substance.
   古代，金鸡纳霜被用作一种药用物质。