首先，它基于真实的证据和经验，而且被证明是可以实际运用的。

Firstly, it is based on real evidence and experience, and has been proven to work.

youdao

首先，它基于真实的证据和经验，而且被证明是可以实际运用的。

Firstly, it is based on real evidence and experience, and has been proven to work.

youdao