失业是现代社会最严重的社会问题。
Unemployment is one of the most serious social problems in modern times.
你认为是最严重的社会问题在中国，为什么？
What do you think is the most serious social problem in China and why?
在过去几年内，最严重的社会问题—从犯罪到青少年怀孕—都有所下降。
Over the past few years most social blights-from crime to teenage pregnancy-have declined.
但是到目前为止，我们最严重的社会问题是人口下降问题和老龄化的问题。
But by far our most serious problem is a declining and aging population.
相反，它只依靠参与阵势，甚至还大大动员公众评选当下最严重的社会问题。
Instead, it has relied on a participatory process, even inviting the public at large to weigh in on what issues are of most importance.
mashup开发人员需要面对的一个最严重的社会问题就是：在知识产权的保护和消费者的私密性与公用化以及信息的自由流动之间达成一种平衡。
One of the biggest social issues facing mashup developers is the tradeoff between the protection of intellectual property and consumer privacy versus fair-use and the free flow of information.
全球暖化可能是最严重的全球性社会问题，威胁着地球上的生命。
Global warming may be the most serious global social problem threatening life on Earth.
全球暖化可能是最严重的全球性社会问题，威胁着地球上的生命。
Global warming may be the most serious global social problem threatening life on Earth.
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