double haploid

例句：

1. 1.The double haploid cells are the first step in the process of cell division.
   双倍体单倍体细胞是细胞分裂过程的第一步。
2. 2. In plant breeding, double haploid techniques are used to create new varieties.
   在植物育种中，使用双倍体单倍体技术来创造新品种。
3. 3.The study of double haploid cells has led to breakthroughs in genetic engineering.
   对双倍体单倍体细胞的研究已经导致了遗传工程的突破。