铁包金 meaning in Chinese

lineate supplejack root
tiebaojin radix berchemiae lineatae

Let ' s look at an illustration using dogs that are phenotypically black ( not including the masked black and tans ) , that is , these are black dogs with no tan points , although they may have markings like white on the chest ( to be discussed in a future article )
让我们用典型黑色（不是掩式铁包金）来做个说明，就是说，他们没有金色斑点，尽管他们可能有白色胸毛（在以后的文章中讨论）。