And in mid 1980s, more attention was paid to climatic changes, and as a result of that, the research range expanded, methods were improved, and dating techniques more precise.

80年代中期以后，研究的内容侧重气候变化，研究区域不断扩大，方法不断完善，测年手段更趋精确。

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So, what if we expanded the range of problems presented to our students, requiring them to reason about problems in such a way that they might recognize when a concurrent solution is appropriate?

那么，如果我们扩展向学生展示的问题的范围怎么办，要求他们以他们可能确认什么时候并行解决方案是适合的的方式处理问题？

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H5N1 appears to have expanded its host range, infecting and killing mammalian species previously considered resistant to infection with avian influenza viruses.

H5N1病毒似乎扩大了宿主范围，导致以往被视为对禽流感病毒具有抵抗力的哺乳类动物的感染和死亡。

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The cameras and an expanded range of stylish accessories, including the new LCS-CS1, LCS-CS2, LCS-TWM and LCM-CSVH carrying cases, will be sold at Sony retail stores (www.store.sony.com) as well as other authorized retailers throughout the Sony dealer network.

ENGADGET: Sony keeps on rocking the Cyber-shot with three new models

It may be an ideal choice for wedding and portrait photographers who need the guaranteed rich color even in uncontrollable lighting situations, but for those who don't need the expanded range, you may be better off looking at the Nikon D70s, the Canon EOS 20D, or the Nikon D2X.

ENGADGET: Fujifilm FinePix S3 Pro reviewed

Scottish Salmon has expanded its range of supply in UK retailers, increasing shipments to French fish smokers and with expanded distribution channels in Japan and China.

BBC: Scottish Salmon Company boosts capacity with Mull licence