USING HIGH CO_2 AND LOW O_2 TO INDUCE BROWNING OF YALIPEARS(PYRUS BRETSCHNEIDERI R.)是什么意思_USING HIGH CO_2 AND LOW O_2 TO INDUCE BROWNING OF YALIPEARS(PYRUS BRETSCHNEIDERI R.)在线翻译_英语_读音_用法_例句