英语语法分析

The pericentriolar material initially is associated only with each parent centriole cylinder.

最初，中心粒外周物质仅与每个父级中心体圆柱体相关。

Its structure is similar to that of a centriole.

这样的结构和中心粒很相似。

The midpiece consists of 5 or 6 mitochondria, a pair of centriole and several vesicles.

中段包括5或6个线粒体，一对中心粒及一些泡状结构。