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On first sight, the two types of squirrel are similar.
乍一看，这两种松鼠很相似。
youdao
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On first sight, it is not obvious why we would need such a condition at all.
初看上去，您可能不明白为什么需要这个条件。
youdao
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On first sight, it is not obvious why we would need such a condition at all.
初看上去，您可能不明白为什么需要这个条件。
youdao