从牙齿标本上检测到的花粉透露了这些啮齿动物应该曾经在热带雨林中生活过，其生活环境于今天乌卡利亚何流域的热带雨林极为相似。
Pollen found with the teeth indicates these rodents would have scurried around in a similar rainforest to the one that lines the modern Ucayali River.
请记住一点，美国的高中生把学校之外的社会实践流动望得迸何东西都重要。
Remember this important point, American students care about their social activities and activities outside school more than anything else.
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