我们从物理的角度,研究的另一类向量场是力场。
Now,the other kinds of vector fields we have seen physically are force fields.
这项发现不仅揭示了鸡类大脑的情况，同时也表明了提高它们在饲养场与科学实验室中生存条件的重要性。
The discovery doesn't just shed lights on bird brains, it has important implications for the welfare of chickens in battery farms and science laboratories.
是野生生命保护协会(WCS)俄罗斯项目的负责人，他对虎类保护者们说，“我们正在看到东北虎之间一场流行病的发生。”
"We may be witnessing an epidemic in the Amur tiger population," Dale Miquelle, director for the Wildlife Conservation Society (WCS) Russia Program, told the Guardian.
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