A waxy, grayish substance formed in the intestines of sperm whales and found floating at sea or washed ashore.It is added to perfumes to slow down the rate of evaporation.

 
  • 龙涎香抹香鲸肠部形成的一种蜡状灰色物质,常浮在海面或被冲到岸上。加入香水中以减缓挥发速度
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