长征是一次检验真理的伟大远征。真理只有在实践中才能得到检验，真理只有在实践中才能得到确立。

The Long march is a march that tests truth. Truth must be tested in practice and can only be established in practice.

youdao

长征是一次检验真理的伟大远征。真理只有在实践中才能得到检验，真理只有在实践中才能得到确立。

The Long march is a march that tests truth. Truth must be tested in practice and can only be established in practice.

youdao