纺锤丝 meaning in Chinese

achromatic fiber
spindle fibers
spindle fibre

During anaphase i of meiosis pairs of chromatids still connected at their centromere move to the spindle poles
在减数分裂后期i中，由于纺锤丝的牵引，使成对的同源染色体各自发生分离，并分别向两极移动。
During anaphase ii the centromeres divide and single chromatids are drawn toward the poles , thus sister chromatids are separated
在减数分裂后期ii ，每条染色体的两个染色单体随着着丝点的分裂而彼此分开，由纺锤丝牵向两极。
After the heat shocking was released , the spindles reformed in about 72 . 8 % of the observed activated eggs and did not in the others
观察解除热休克后被处理卵子纺锤体恢复情况，发现有72 . 8的激活卵在解除休克后6min内恢复有丝分裂器， 27 . 2的卵子内未出现纺锤丝和纺锤体。