Such policies are a mistake. They make no more sense today than they did a few years ago and could take a long time to reverse.
诸如此类政策是错误的,和几年前一样,它们在今天也没变得更有意义,而且这一切可能会导致一场旷日持久的反噬。
"Our sense has been that while Mars is a lousy environment for supporting life today, long ago it might have more closely resembled Earth," said Andrew H. Knoll, also of Harvard and on the study team.
研究小组的另一位来自哈佛大学的安德鲁•H•诺尔说:“过去我们一直觉得,虽然火星现在的生存环境很恶劣,但在很久以前,火星的生存环境可能与地球很相似。
Today, unlike 20 years ago, there is widespread recognition of a long list of simmering conflicts, unsettling trends, and mounting global problems.
现在已不同于20年前,对一长串的潜在冲突、令人不安的趋势、与日俱增的国际问题的认知已经较为普及。
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