meiosis

understatement for rhetorical effect (especially when expressing an affirmative by negating its contrary)

对修辞效果的轻描淡写（尤其是当通过否定其相反的内容来表达肯定时）

saying `I was not a little upset' when you mean `I was very upset' is an example of litotes

当你的意思是“我很不高兴”时说“我没有一点不安”就是一个例子

litotes

(genetics) cell division that produces reproductive cells in ually reproducing organisms

（遗传学）在有性生殖有机体中产生生殖细胞的细胞

the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)

细胞核分为四个核，每个核含有一半的染色体（导致动物的配子和植物的孢子）

miosis

reduction division