With the d______of the science ,more and more people can live lon_英语解答

With the d______of the science ,more and more people can live longer than before.
这是一道缺词填空

人气：180 ℃　时间：2019-08-20 10:52:54

解答

development
随着科学技术的不断发展,越来越多的人可以比原来更长寿