| 释义 |
DEFINITIVE EXAMPLES 权威例句〔generative cell〕A cell of the male gametophyte or pollen grain in seed plants that divides to give rise directly or indirectly to sperm.生殖细胞：雄性配子体的一个细胞或种子植物中的花粉颗粒，分裂后直接或间接地产生精子美国传统〔seminoma〕A malignant tumor of the testis arising from sperm-forming tissue.精原细胞瘤：睾丸中由产生精子的组织引起的恶性肿瘤美国传统 |