1. Jack is her only offspring.
杰克是她唯一的后代。

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2. But those crickets with the most offspring were simply those that lived the longest, regardless of size.
但是有最多后代的蟋蟀们,非常简单,却是那些活的最长的,不论身体大小。

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3. Despite the low rate of success at the market, parents cling to the hope that they will find a suitable match for their offspring.
尽管在市场上取得成功的几率比较低,家长们还是坚持希望要为他们的后代找到一个合适的配偶。

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4. There are factors that subtly influence the sex of an offspring.
有一些因素对后代的性别会产生微妙的影响。

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5. If beneficial, this flexibility could be passed on to offspring and so can lead to the evolution of new features in a species.
如果是有利的,这种灵活性可以被传递给后代,这样就可以导致种群中新特性的进化。

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6. When they have offspring, the couple works together to care for them.
当有了后代,一对田鼠会共同努力照料它们的后代。

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7. When Noah and his family stepped off the ark, they spoke a single language that was passed on to their offspring.
当诺亚和他的家人们走出方舟,他们所说的唯一一种语言流传到了他们的后代那里。

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8. The promises were made to Abraham and to his offspring.
所应许的原是向亚伯拉罕和他的子孙说的

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9. In 1973, biologist Robert Trivers and mathematician Dan Willard predicted that to maximize the number of her descendents, a mother should have some control over the sex of her offspring.
1973年,生物学家罗伯特特里弗斯和数学家丹威拉德预测,为了使后代的数量最大,雌性应该有一些方法来控制其后代的性别。

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10. It implies huge parental investment in the offspring since, if you lose it, you lose everything.
这意味着父母对后代的巨大投入,因为如果失去后代,你就失去了一切。

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11. The fact that healthy offspring have been produced, paves the way for the use of the techniques in humans.
如此产生健康后代的事实,为这种技术在人类自身的运用上开辟了道路。

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12. And to see whether the plan was working, scientists tracked every panther, as well its offspring.
为了观察该计划是否有效,科学家们跟踪每一只美洲豹,以及它的后代。

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13. She said: "Women perhaps need to be more discriminating when they choose who to mate with to produce offspring, as they invest more than males in the reproductive process.
她说:“女性可能在选择与之生育后代的伴侣时需要更有效地识别能力,所以她们在繁衍过程中具备了优于男性的某种能力。”

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14. Regardless, DNA tests of the next generation showed that even the most successful cricket lovers produce only a handful of offspring from hundreds of eggs. The rest get eaten.
无论如何,下一代的DNA检测揭示,即便是最成功的蟋蟀情侣,也只能从几百个蛋里制造出一把后代,剩下的都被吃掉了。

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15. I have a soft-drink bottle cap with a trivia item printed inside that says that if a sheep and a goat mate, the offspring is a geep.
我有一个内印有琐事条目的软饮料瓶帽,上面写着,如果一只绵羊与一只山羊交配,其后代即是一只山绵羊(吉普羊)。

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16. You can, however, take simple steps to reduce the risk to your offspring by paying special attention to what you eat, drink and breathe.
不过,您可以采取简单的步骤,特别关注您的饮食、饮用水以及呼吸的空气,以降低这些化学物质对后代的风险。

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17. This research makes me wonder... If humans and other hominid species could interbreed and their offspring were fertile, what does that mean for the distinction between humans and Neanderthals?
这个研究让我思考...如果智人与其他古人类物种的杂交能使他们的后代生命力更加强悍,智人与尼人的区别该如何解释?

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18. Similarly, we are developing the ability to chose the genes we want for our offspring and, therefore, for our grandchildren and our great-grandchildren and so on.
同样地,我们开发了选择基因的能力,以此来为我们的后代选择我们想要的基因,包括我们的孙子,曾孙子等等。

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19. Pandas reach breeding maturity between 4 and 8 years of age and can continue to produce offspring until about age 20.
熊猫在4岁至8岁期间达到发育成熟年龄,其继续生育后代的能力可以保持到约20岁左右。

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20. Perhaps all life to them was merely dreaming, and they never had anything like our waking consciousness, which seems to be the offspring of conscience, or else the parent of it.
也许,一生对于他们来说仅仅就是做梦,他们从没有过想我们清醒是的意识,它也许是意识的产物或是意识的孕育者。

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21. Since universes that give rise to the largest number of black holes have the most offspring, our universe should be optimal for making black holes.
因为那些能够生出最大数量黑洞的宇宙子孙也最多,我们的宇宙对于黑洞诞生也应该很理想才对。

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22. Since universes that give rise to the largest number of black holes have the most offspring, our universe should be optimal for making black holes.
因为那些能够生出最大数量黑洞的宇宙子孙也最多,我们的宇宙对于黑洞诞生也应该很理想才对。

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