An oily yellow liquid,(C17H33COO)3C3H5,occurring naturally in most fats and oils and used as a textile lubricant.
英
美
油精一种油状黄色液体。(C17H33COO)3C3H5,自然地产生在大多数脂肪和油中,用作纺织润滑剂
目录
查词历史
英 汉