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1·When a rod is about to sporulate a tiny refractile granule appears in the cell.

当一个杆菌即将形成芽孢时，细胞内便出现一粒带折射性的微小颗粒。

2·Elastic fibers usually occur as individual, refractile, branching, and anastomosing fibers.

弹性纤维通常是单独的，折光的，分枝的及吻合的纤维。