discard the false and retain the true是什么意思_discard the false and retain the true用英语怎么说_discard the false and retain the true的翻译_discard the false and retain the true翻译成_discard the false and retain the true的中文意思_discard the false and retain the true怎么读,discard the false and retain the true的读音,discard the false and retain the true的用法,discard the false and retain the true的例句