hyperdiploidy

例句：

1. 1. The plant is a hyperdiploid, meaning it has twice the number of chromosomes as a diploid.
   这种植物是超二倍体，意味着它有二倍体染色体的两倍。
2. 2. In plants, hyperdiploidy can lead to abnormal growth and development.
   在植物中，超二倍体可能导致不正常的生长和发育。
3. 3. Hyperdiploidy is a condition found in many species of fungi, where the cells have more than two sets of chromosomes.
   超二倍体是一种存在于许多种真菌中的情况，其中细胞具有超过两套染色体。