皮斐尔说，从历史上看来，武器控制上的顺利进程能带来与俄罗斯其它领域方面的进步。

Pifer says, historically, progress on arms control has led to advances in other areas with the Russians.

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但罗斯坦认为，估值“科学”能为斯皮格尔提供答案，还能帮助他决定，到底应该考虑哪些收购建议，拒绝哪些。

But Rostan thinks that the "science" of valuation would supply Spiegel with the answers and help him decide which offers to consider and which to reject.

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随着罗伯特·皮雷的离开和弗雷迪·永贝里无法长期保持身体健康，本赛季这个职责就落在了罗斯基、赫莱布和沃尔科特的身上。

With Robert Pires gone and Freddie Ljungberg unable to stay fit for long periods, the responsibility has fallen to Rosicky, Alexander Hleb and Walcott this season. How have they fared?

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