They used computer models to track its path, but until the Russian ship STS Pallada sailing from Honolulu contacted them last month, they had no direct observation of the massive debris field.

他们利用计算机模型来跟踪其路径，但直到上个月俄罗斯轮船STSPallada从檀香山航行联络他们，他们都没有直接观察到大量的碎片带。

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Through the investigation, nearly 70% universities canceled track and field class because there are no students choose it.

经调查70%的高校由于没有学生选修田径课而被迫取消田径课的教学。

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No Chinese man has won an Olympic track and field medal since 1984 Los Angeles Games except for him.

除了他，自1984年洛杉矶奥运会以来还没有中国男运动员获得过田径奖牌。

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Whether those stellar successes will overshadow or inspire the track and field deeds of the next week no-one is yet quite sure.

BBC: European Athletics 2010: Ennis aims to lead GB charge

No current British or Irish athletics competitor - that is, a cyclist, track and field athlete or swimmer - made the top 100 in the year of the London Olympics.

BBC: David Beckham tops UK and Irish sport rich list