| 单词 | 纺锤极 |
| 释义 | 〔prophase〕The first stage of mitosis, during which the chromosomes condense and become visible, the nuclear membrane breaks down, and the spindle apparatus forms at opposite poles of the cell.前期阶：细胞减数分裂的第一个阶段，其间染色体浓缩且能被看见，核细胞膜衰弱，纺锤体在细胞的相对纺锤极形成〔pole〕Either end of the spindle formed in a cell during mitosis.纺锤极：细胞在有丝分裂中形成的纺锤体两端的任一端 |
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