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(单词翻译:双击或拖选)
This isn't a fox - it's a dragon.
这可不是狐狸 这是条恶龙
It's allowed researchers to make unique comparisons
研究者对温顺与侵略的狐狸
between tame and aggressive foxes.
进行了对比和参照
Translation: we did an experiment with cross-fostering
我们做了一个交换养育的实验
where we gave tame cubs2 to aggressive mothers.
把温顺的狐狸交由好斗的狐狸母亲抚养
And vice3 versa. We found out that the
反之亦然 我们发现母亲的行为
mother's behaviour does not influence that of the cub1.
并不会对幼崽的行为有任何影响
This cub was brought up by a tame mother.
这只幼崽由一头温顺的狐狸母亲带大
It showed something remarkable4, that the difference
很明显 这说明
between tame and aggressive foxes is largely in their genes6.
温顺和好斗狐狸的主要区别在他们的基因上
We even took the experiment one stage
我们甚至做了进一步的试验
further and transplanted embryos7
我们对其进行了胚胎转移的实验
from aggressive mothers into tame mothers,
把好斗母亲的胚胎值入到那些温顺的母亲里
But the results were the same.
但是结果是同样的
It proved that you can't change the gene5 of aggressiveness
这证明了你无法改变好斗的基因
and it will be kept and preserved for the next generation.
他会被保存和遗传到下一代
Geneticists have already located
遗传学家已经锁定了
several genetic8 regions responsible for tameness.
几个可能导致温顺的基因区域
They're now taking blood samples from tame and aggressive foxes
他们现在正在采集温顺和好斗狐狸的血样
In an attempt to pinpoint9 the specific genes.
试图精确其基因细节
1 cub | |
n.幼兽,年轻无经验的人 | |
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2 cubs | |
n.幼小的兽,不懂规矩的年轻人( cub的名词复数 ) | |
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3 vice | |
n.坏事;恶习;[pl.]台钳,老虎钳;adj.副的 | |
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4 remarkable | |
adj.显著的,异常的,非凡的,值得注意的 | |
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5 gene | |
n.遗传因子,基因 | |
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6 genes | |
n.基因( gene的名词复数 ) | |
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7 embryos | |
n.晶胚;胚,胚胎( embryo的名词复数 ) | |
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8 genetic | |
adj.遗传的,遗传学的 | |
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9 pinpoint | |
vt.准确地确定;用针标出…的精确位置 | |
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