Second, the feature seems at first glance to be simple, but in fact has a rather large "design surface" and would require adding a fair amount of new syntax to the language.

第二，这个功能第一眼看上去貌似简单，但实际上有一个十分广的“设计层面”，并且将需要增加许多新的语法。

youdao

The system is composed of the module of feature modeling, realization module of CBR-based mold parting surface design and help information module of the parting surface design.

本系统共分为三个模块，即特征造型模块、基于CBR的模具分型面设计实现模块和分型面设计帮助信息模块。

youdao

By using the feature-based design method and defining the parting surface, parts can be directly formed from plastic products.

采用基于特征的设计方法，通过定义分型面，由塑料制品直接生成成型零件；

youdao