英语句子翻译 Although China’s air pollution is not as severe as .
问题描述：
英语句子翻译 Although China’s air pollution is not as severe as .
Although China’s air pollution is not as severe as 50 years ago, at least half of that time will be needed to tackle the issue.
答
尽管中国的空气污染不像过去的五十年那么严重,但是至少要花这些时间的一半来解决这个问题