这种情况有变紧张(我想)不早矢香,她唯一可以做的…去获取食物。
With this situation having turned tense (I suppose) Sayaka does the only thing she can do... goes to get food.
利贝尔说,回顾人类历史,大多数时间人类都需要消耗大量能量去获取食物;
For most of human history, 'you had to spend a lot of energy to get food, ' says Dr. Leibel.
如今,筑巢在罗斯岛的阿德利企鹅和帝企鹅被迫要经过长途跋涉,翻越冰山,去获取食物,从而喂养它们在十一二月份的繁衍季节生育的孩子们。
Adelie and emperor penguins nesting on the Ross Island are now forced to walk long distances over the icebergs to obtain food for their chicks, born during the November-December breeding season.
But if you throw off the environment, in this case, the animal's biology, it's drive for certain nutrients is in concert with the food it has access to.
如果让它们换个环境,这种情况下,这些动物的生理特性,即它们有多少动力去获取某些营养元素,是与其食物源状态有关的
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