前苏联在探索太空方面最大的成就无疑是尤里·加加林的首次太空飞行，在此重大事件的五十周年纪念日之际，仍有一些未解之谜值得我们玩味。
Today on the 50th anniversary of the Yuri Gagarin's first spaceflight, the greatest of the Soviet space triumphs, there are still plenty of unresolved doubts and suspicions.
两个礼拜前，林讲师解释中文里的一段话：在完全瞭解一件事情前，我们是如何的看每件事情三次。
Two weeks ago, Derek told us the Chinese saying of how we see everything three times before we fully understand it.
结果表明，全氮、碱解氮和有机质是黄土丘陵区人工林土壤主要的肥力指标，其含量能更好地反映土壤肥力状况。
The results showed that total nitrogen, available nitrogen and organic matter were the main fertility indicators for soil fertility evaluation in the planted forest land on the Loess Plateau.
就好像佩林(Sarah Palin)在美国某些地区的人气依然让主流媒体的一些人百思不得其解一样，马拉多纳与“人民大众”共鸣的窍门也同样令人迷惑不已。
'Just as Sarah Palin's popularity in certain quarters remains a mystery to some in the mainstream media, so too does Mr. Maradona's knack for resonating with' the people.
就好像佩林(Sarah Palin)在美国某些地区的人气依然让主流媒体的一些人百思不得其解一样，马拉多纳与“人民大众”共鸣的窍门也同样令人迷惑不已。
'Just as Sarah Palin's popularity in certain quarters remains a mystery to some in the mainstream media, so too does Mr. Maradona's knack for resonating with' the people.
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