有人觉得利用动物做试验是错误的。
他们利用动物的骨头雕刻成简陋的工具。
They made use of animal bones, which they carved into basic tools.
在所有其它物种中，只有人类会以这种方式利用动物。
Humans are the only other species known to use animals in this way.
人类有权利利用动物吗？
其他人认为它是错的，为人类的目的利用动物。
Other people think it is wrong to exploit animals for human purposes.
学习的三个要素掌握如何利用动物的生命或想象力。
Learn the three elements of mastering how to draw animals from life or imagination.
许多公司利用动物图案以促使我们购买他们的产品。
Many companies use animals to make us want to buy their goods.
利用动物细胞大规模培养技术可生产多种生物制品 。
通过更佳的膳食和对排泄物的利用使对动物的管理更有效率，对其也是很有帮助。
Improving animal management (with better diets and use of manure), would also help.
托马斯说动物园可以利用这些不同的反应。
Thomas said the zoo could use various behavioral responses to their advantage.
不过，动物真的会利用它们的大脑袋和漫长的幼龄期来学习吗？
But do animals actually use their big brains and long childhoods to learn?
利用这种方式冬眠，动物就可以睡过整个冬天。你。
Hibernating in that way, the animal can sleep all through the winter. You.
人们在很多方面都能利用到动物。
动物王国只不过是利用漫无目标的办法改良自己的物种。
The animal kingdom merely takes a scattershot approach to improving its species.
利用这些数字，他们能够用图表标示出这些动物的增长率。
Using these figures, they were able to chart the animals' growth rate.
利用白化动物的例子，让我们穿过它与正常的动物。
Using the albino animal example again, let's cross it with a normal animal.
利用图像分析进行种属鉴定，中央管面积百分比是区别人骨与动物骨的重要参考指标。
The percentage of central canals total area was valuable in species identification through imaging analysis.
利用图像分析进行种属鉴定，中央管面积百分比是区别人骨与动物骨的重要参考指标。
The percentage of central canals total area was valuable in species identification through imaging analysis.
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