它必须以正确理论为思想指导，以社会实践为现实依据。

It must take correct theory as guidance and social practice as basis.

youdao

从理论上说，这是社会实践的需要。

In theory, this is the need for social practice.

youdao

从理论上说，这是社会实践的需要。

In theory, this is the need for social practice.

youdao