After two years’ research,we now have a ____far____ better unders_英语解答

After two years’ research,we now have a ____far____ better understanding of the disease.
please translate to english

人气：455 ℃　时间：2020-05-17 07:26:34

解答

经过两年的研究,现在我们对这种病有了更加深入的了解.
（语气中强调跟2年前比深入的多）