英语语法分析

E: Extrusion nozzle (As per sample).

E：挤出嘴(见样品)。

The process of forming a 3-D figure from a 2-D surface is called extrusion.

从 2-D 平面形成 3-D 图形的过程称作挤压。

The Face class contains two methods that perform extrusion: pushpull and followme.

Face 类包含两个执行挤压的方法：pushpull 和 followme。