Even making a non-working model of what might seem to be a relatively simple thing, like a new sole for a shoe, is in fact a complex process.

即使是制作一个不能用的看起来很简单的模型，比如一只鞋的新鞋底，这也是很复杂的过程。

youdao

Even making a non-working model of what might seem to be a relatively simple thing, like a new sole for a shoe, is in fact a complex process.

即使是制作一个不能用的看起来很简单的模型，比如一只鞋的新鞋底，这也是很复杂的过程。

youdao