Like humans, cats and dogs are omnivores.
和人类一样，猫和狗是杂食性动物。
No one knows for sure why adolescence is unique to humans.
没人确切知道为什么青春期是人类独有的。
The scientists are cautious about using enzyme therapy on humans.
科学家们对于人体使用酶疗法持谨慎态度。
Many people make a sharp distinction between humans and other animals.
许多人将人类和其他动物截然分开。
Language is something that fundamentally distinguishes humans from animals.
语言是从根本上把人类与动物区分开的事物。
Variation among humans is limited to the possible permutations of our genes.
人类的变化形式受限于我们基因可能的那些排列。
Some scientists have voiced concern that the disease could be passed on to humans.
一些科学家已经表示，担心这种疾病可能会传染给人类。
The Nakani were evil spirits who looked like humans and possessed supernatural powers.
纳卡尼是恶魔，看起来像人类，却具有超自然力量。
The idea of God is a projection of humans' need to have something greater than themselves.
人类需要有强于自身的形象，上帝就是这个想法的投射。
Humans experience a delayed maturity; we arrive at all stages of life later than other mammals.
人类经历着一个迟来的成熟；我们进入生命各个阶段的时间比其他哺乳动物要晚。
Experts say testing needs to be done on each contaminant to determine the long-term effects on humans.
专家说需要对每种污染物进行测试，以查明对人类的长期影响。
Science fiction writers have long dreamed that humans might one day quit the earth to colonize other planets.
科幻小说作家们长期以来一直梦想着人类有一天可以离开地球移居到其它星球上。
He thinks AI will be positive for humans.
他认为人工智能将对人类产生积极影响。
They discover the cells connected to humans.
他们发现了与人类有关的细胞。
Hungry deer move closer to where humans live.
饥饿的鹿向人类居住的地方靠近。
Some animals possess the characteristic of humans.
有些动物具有人类的特征。
A very small percentage of ants do harm to humans.
只有极少数的蚂蚁会对人类造成伤害。
Are humans and bats similar in protecting themselves?
人类和蝙蝠在保护自己方面是否有相似之处？
Humans are more susceptible to advertising than lions.
人类比狮子更容易受到广告的影响。
Humans also threaten carnivorous plants in other ways.
人类还以其他方式对食肉植物产生威胁。
These are all qualities that humans share with animals.
这些都是人类与动物共有的品质。
These animals could also hurt dogs, cats, and even humans.
这些动物也可能伤害狗、猫，甚至人类。
One theory is that they were hunted to extinction by humans.
一种理论是，它们是由于人类的猎杀而灭绝的。
To compared humans with nature, the libra of feeling is tilted.
人类与大自然相比，感情的天平是倾斜的。
George Herbert Mead said that humans are "talked into" humanity.
乔治·赫伯特·米德说，人类是被“说服”成为人类的。
Humans have 46 chromosomes, peas have 14, and crayfish have 200.
人类有46个染色体，豌豆有14个，而小龙虾有200个。
In biology this week, students will learn about the bones in humans.
在本周的生物课上，学生们将学习关于人类骨骼的知识。
The more interactions the robot has with humans, the more it learns.
机器人与人类的互动越多，它就学到越多。
And when looking at angry humans, they tended to tum away their gaze.
而当（它们）看到愤怒的人类时，它们往往会转移视线。
The friendship between humans and dogs possibly began 14, 000 years ago.
人类和狗之间的友谊可能始于14000年前。
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