虽然尼人遗传给欧洲人的DNA仅有6%，但是人类目前所发现的白细胞抗原等位基因中，有一半来源于尼人的贡献。
Though the contribution to European DNA from Neanderthals is only about 6 percent, that small percentage accounts for half the observed human leukocyte antigen alleles.
这些事件中半人半兽的生物根本无法学会最基本的人类行走和语言技能。
In none of these cases were these half-human, half-animal creatures ever able to learn the basic human skills of walking and talking.
另外一些机器人(如ubot)则是半自主行动的，也就是说它们的某些行动(如保持平衡)是其自主行为，而其他任务(如转向)是由人类操作者所控制。
Others, like the UBot, are semi-autonomous, meaning they perform some ACTS, such as balancing, on their own, while other tasks, like steering, are left to a human operator.
狼人是美洲印第安人部落Quileute的后裔，他们一半是人，能够变身为狼并保护人类免遭吸血鬼攻击。
Descended from the Quileute tribe of Native American Indians, the shape-shifter werewolves are part human but transform into wolves to protect humans from vampires.
本周，比尔·盖茨宣布，2007年全球儿童死亡人数为1000万人，较半个世纪前减少了一半，这不愧为人类在过去50年当中所取得的最伟大的成就。
Humanity's greatest accomplishment of the past five decades, declared Bill Gates this week, is the reduction in the number of deaths among young children by half, to 10m a year in 2007.
所以我们可以期待一个人类成为半机器人，大家都有着人造的器官和四肢的世界。
So we can look forward to a world where humans become cyborgs, with artificial limbs and organs.
所以我们可以期待一个人类成为半机器人，大家都有着人造的器官和四肢的世界。
So we can look forward to a world where humans become cyborgs, with artificial limbs and organs.
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