Conversion of a substance in which the direction of optical rotation is reversed,from the dextrorotatory to the levorotatory or from the levorotatory to the dextrorotatory form.是什么意思_Conversion of a substance in which the direction of optical rotation is reversed,from the dextrorotatory to the levorotatory or from the levorotatory to the dextrorotatory form.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句