中国微生物学家余勇向我们展示了这座宽敞的建筑，里面的课桌空空如也。他在一张配有插图的时间轴上详细描述了中国南极探险活动自上世纪80年代以来的快速增长。
Yong Yu, a Chinese microbiologist, showed off the spacious building, with empty desks under an illustrated timeline detailing the rapid growth of Chinas Antarctic operations since the 1980s.
吉格斯这一代曼联球员就是这样：知耻后勇，确保那样的事情不再发生。
This is a common theme among Giggs's generation at United: remember the bad times, make sure they are the exception rather than the norm.
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