许多现有的类也得到了增强。

Many of the existing classes have been enhanced, too.

youdao

用以下代码替换现有的类定义。

Replace the existing class definition with the following.

youdao

使用DM，你需要在你现有的类中引入一个module。

With DM, you include a module into your existing classes.

youdao

There's a whole class of antagonistic drugs that have been designed to influence your cardiovascular system.

现有一大类的拮抗剂类药物,全部是设计作用于心血管系统的

耶鲁公开课 - 生物医学工程探索课程节选