Recent research findings have muddied the waters considerably—scientists are having to re-examine all their existing theories.
最近的研究
果使事情大为复杂，科学
重新审视现有理论。
Recent research findings have muddied the waters considerably—scientists are having to re-examine all their existing theories.
最近的研究果使事情大为复杂，科学重新审视现有理论。
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