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河流专家声称他们已经最终找到了苏格兰境内最长河流的源头。
River experts claim they have finally found the source of the longest river in Scotland.
youdao
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河流是城市污水的最终受纳体。
River is the ultimate receiving water of the urban wastewater.
youdao
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河流是城市污水的最终受纳体。
River is the ultimate receiving water of the urban wastewater.
youdao