研究者声称他们的研究恰恰说明应对新出现的病毒有多么困难。
The researchers say their work illustrates just how difficult it is to deal with newly emerging viruses.
据研究者声称，在这项研究之前没什么证据表明苔藓的生长和气候有这么紧密的联系。
Until this study, the researchers write, there was little evidence to suggest the moss responded so strongly to the climate.
牛津大学的研究者声称，生活在印度8个邦的穷人比26个最贫穷的非洲国家人口加起来还要多。
Researchers at Oxford University claim that more poor people live in eight states of India than in the 26 poorest African countries combined.
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