adj.雙重的；雙倍性的；倍數(shù)的；具有兩套染色體的

n.二倍染色體

These cells had retained a diploid karyotype. 這些細胞持有二倍體核型。

The fungus is unicellular and exists in both haploid and diploid phases. 它是單細胞真菌，有單倍體和二倍體兩種存在形態(tài)。

Almost all of the animals and more than half of the higher plants are diploid. 幾乎全部的動物和過半數(shù)的高等植物都是二倍體。

雙二倍體

異源四倍性