英语语法分析

There are two kinds of venation, parallel and net .

叶脉有两种：平行脉和网状脉。

The thread to place beads becomes the venation of the gaudery.

穿珠的细线就成为这一袭华衣的脉络。

It focuses on the shifting and makes this trend as an important venation.

关注这种研究重点的转移，并以这一趋势作为综述的重要脉络。