单词：chromatids
(chromatid 的复数) n. 染色单体
[医] 染色半体, 染色单体
[医] 染色半体, 染色单体
plural of chromatid
n. one of two identical strands into which a chromosome splits during mitosis
n. one of two identical strands into which a chromosome splits during mitosis
chromatids的用法和样例：
例句
- During mitosis, sister chromatids remain joined by their centromere until anaphase.在有丝分裂期间，姐妹染色单体在分裂后期之前都是通过着丝点连接的。
- Each chromosome consists of two chromatids held together by the centromere.每个染色体由两个染色单体所组成，它们被一个着丝点联结在一起。