Like many sexually reproducing species, humans have special gonosomes.
像许多有性繁殖的物种一样，人类有特殊的性染色体。
Humans have two types of memory.
人类有两种类型的记忆。
人类只有一个地球！
Humans have different kinds of teeth.
人类有不同种类的牙齿。
Humans have a bit of that going on, too.
而人类对此也有一点相似。
Humans have thought and we think to ourselves.
人类是为自己考虑的。
Humans have adapted to the presence of most of them.
人类已经适应了大多数蠕虫的存在。
Most humans have a natural tendency to follow.
大多数人天生地倾向于从众。
All humans have some kind of innate mental ability.
所有人都具备某种天生的智力。
On land, even humans have a good chance of outpacing them.
在陆地上，连人也有很大机会超越它们。
Modern humans have an average brain size of about 1350 cc.
现代人类有大约1350毫升的平均脑容量。
I now know that humans have rights and I want to help them.
我现在知道，人类拥有权利，我想帮助他们。
Humans have had no opportunity to develop a natural immunity.
人类无机会形成自然免疫力。
Why do you expect it from a machine that humans have constructed?
为什么你要从一个人类自己构造的机器中去得到想当然的结果呢？
It's hard to say, given that virtually all humans have been exposed.
很难讲啊，从上文来看，所有人类成员都在受着化学制品的侵害。
Humans have three kinds of cones that allow us to see red, green and blue.
人类有三种锥体，使我们能够识别红色、绿色和蓝色。
But what about all the actual knowledge that we as humans have accumulated?
但是，你可知道我们人类已经积累起来的所有实际知识有多少？
Humans have sought to discover the meaning of life for a very long time.
长久以来人们都在探寻人生的意义。
Humans have a terrible track record of following people with great power.
人类在追随强大力量的历史过程中经常多灾多难。
If you think about it, eating food is the one thing humans have always done.
其实你仔细想想，吃东西是人类唯一会永远做的事。
Humans have a similar field which can change when we are shocked or frightened.
人类也有类似的电场，当我们受到惊吓的时候，电场会发生改变。
We all know that humans have quite a knack for changing the natural environment.
我们都知道人类都喜欢去改变自然环境。
Humans have been living in the same sort of scarcity since the dawn of existence.
自有人类以来，人类同样也一直生存在资源匮乏的境遇之中。
Since they first walked the planet, humans have either buried or burned their dead.
自从人类在这个星球上出现，人类不是土葬就是火化掉他们的尸体。
Since they first walked the planet, humans have either buried or burned their dead.
自从人类在这个星球上出现，人类不是土葬就是火化掉他们的尸体。
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