We have learned several different machines, such as milling machines, turning machines and so on.

我们已经学习了几种不同的机床，比如铣床、车削加工中心等。

youdao

We have learned several different machines, such as milling machines, turning machines and so on.

我们已经学习了几种不同的机床，比如铣床、车削加工中心等。

youdao