没有正确的方法，即使有视觉的博学之士也会像瞎子一样摸索。

Without right methods, even a seeing erudite might feel his way as blind man does.

youdao

没有正确的方法，即使有视觉的博学之士也会像瞎子一样摸索。

Without right methods, even a seeing erudite might feel his way as blind man does.

youdao