Using the thin film brick-wall model and WKB approximation,the entropy of the scalar quanti-ty field in the non-stationary and slowly changing Reissner-Nordstr m(R-N)black hole is calculated.是什么意思_Using the thin film brick-wall model and WKB approximation,the entropy of the scalar quanti-ty field in the non-stationary and slowly changing Reissner-Nordstr m(R-N)black hole is calculated.在线翻译_英语_读音_用法_例句