1. Eleven cold, rainy days passed. Once he found some animal bones with no meat on them.
    冰冷的雨已经下了整整11天。有一次他发现了一些动物骨头，上面一点肉也没有。

2. For it produces a resentful animal who at a later stage may well turn man-killer.
    因为这种方法训练会使动物反感，在以后某个时期可能会变成伤人的动物。

3. Whale is the biggest animal.
    鲸是最大的动物.

4. With the combination of intelligence and manual skill (allowing us to make and use tools), people have found ways to use plant and animal resources, mineral ores, fuels, and many other of Earth's materials and resources.
    由于智力与手工技能的结合（使得人类能够制造和使用工具），人们已经发现了诸多利用地球动植物资源、矿产资源、燃料和许多其他物产和资源的方法。

5. The tiger is a fierce animal.
    虎是一种凶猛的动物.

6. There was a trail of blood from the wounded animal.
    有一道受伤的野兽留下的血迹。

7. The animal´s temperature drops to just over zero centigrade, and its heart beats very slowly.
    动物的体温降到刚好在零摄氏度以上, 心脏跳动非常缓慢.

8. Like the Siberian mammoths, when the whole animal is sometimes preserved, as in a refrigerator.
    或者像西伯利亚长毛象那样掉进冰窟中，有时整个动物像被放在冰箱里一样被保存下来，

9. The first essential in elephant training is to assign to the animal a single mahout who will be entirely responsible for the job.
    驯象中至关生要的是指派一名专门的驯象员，全面负责这项工作。

10. The experts were now fully convinced that the animal was a puma, but where had it come from?
    专家们如今已经完全肯定那只动物就是美洲狮，但它是从哪儿来的呢?