Ru he yun ying zheng wu wei bo yu wei xin. Jiao yu xing zheng yu jiao yu wen ti/ Zhi jian shang de"zheng"neng liang/: Ru he yun ying zheng wu wei bo yu wei xin, Weng tong he yu wu xu wei xin/ Zhi jian shang de"zheng"neng liang :: Ru he yun ying zheng wu wei bo yu wei xin/