metaphase

例句：

1. 1. During metaphase, the chromosomes are held together by a protein called tau.
   在中期，染色体由一种叫做tau的蛋白质固定在一起。
2. 2. Metaphase is an important stage in the cell cycle where DNA replication occurs.
   中期是细胞周期中的一个重要阶段，此时DNA复制发生。
3. 3. The researchers found that metaphase was crucial for the formation of new proteins.
   研究人员发现，中期对于形成新蛋白至关重要。