As the reaction went on, the output of CH4 surpassed CO2 gradually, reaching the highest output (42.0%) at the ninetieth day.是什么意思_As the reaction went on, the output of CH4 surpassed CO2 gradually, reaching the highest output (42.0%) at the ninetieth day.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句