"I only see a small number of yearling calves," Fischbach says.
菲施巴赫说：“我只看到了数量很少的幼海象。”
Fischbach has been attaching satellite radio tags on the walruses to try to figure out how the animals are coping.
菲施巴赫将卫星信号签贴在海象身上试图弄清这些动物如何生存。
Ephraim Fischbach, a physics professor at Purdue, was looking into the rate of radioactive decay of several isotopes as a possible source of random numbers generated without any human input.
普渡大学物理教授EphraimFischbach，将探测几种同位素的放射性衰变速率的方法作为一种没有人为输入因素干扰的产生随机数的可能方法。
Ephraim Fischbach, a physics professor at Purdue, was looking into the rate of radioactive decay of several isotopes as a possible source of random numbers generated without any human input.
普渡大学物理教授EphraimFischbach，将探测几种同位素的放射性衰变速率的方法作为一种没有人为输入因素干扰的产生随机数的可能方法。
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