As it ages, these conditions may change and the area around it may no longer be suitable for its offspring.
随着年龄的增长，这些条件可能会变，它周围的区域可能不再适合它的后代。
So can the movement of aphids when, having depleted the young leaves on one food plant, their offspring then fly onward to a different host plant, with no one aphid ever returning to where it started.
蚜虫的运动也是如此，当吃完一株食用植物的幼叶，它们的后代会飞到另一株宿主植物上，没有蚜虫会再回到最初的地方。
Embryos from cattle cloned in the US were first imported three years ago, but no official checks have been kept on their offspring.
三年前，英国从美国首次进口了克隆牛的胚胎，但并无官方组织对这些克隆牛的后代进行持续检测。
Virginia Woolf, who had no children of her own, famously directed much of her maternal energy to the offspring of Vanessa Bell, her sole full sister and long-standing dust-jacket designer.
弗吉尼亚·伍尔夫没有自己的孩子，却很好地把大部分母爱都分给了凡妮莎·贝尔的后代，凡妮莎是她唯一的亲姐姐与长期的书籍护封设计者。
“It is likely that perfect 0.7 ratio sends a biological signal to men that that woman is most fertile and most likely to produce a healthy offspring, no matter what size that woman is, ” he said.
他说“有可能完美的0.7比例向男性传递着一种生理信号，无论该女性的整体尺寸如何，0.7的比例意味着女性的生育能力更强，更容易产下健康的后代。”
But he had often heard of fathers bequeathing their offspring with "pet names" of some kind or another, and he could think of no endearment better suited to this infant.
但是他以前常常听说做爸爸的会给孩子一个“昵称”或者其他什么的，而且他觉得除了“小战士”，没什么称号更适合这个小宝贝了。
He is Wentworth Miller III and his dad is Wentworth Miller II, so no prizes for guessing the name he's picked out for his future offspring.
他是温特沃斯·米勒三世，而他父亲是温特沃斯·米勒二世，所以也不用猜米帅将来的子嗣会起个什么名儿了。
Perhaps the state provides a pension and you no longer need children to look after you. And perhaps your wife is no longer willing to bear endless offspring.
有可能国家为你提供了养老金，你不再需要让你孩子赡养你，有可能你的妻子不愿意不停的生孩子。
But a Canadian couple have just won a legal battle to exempt their offspring from homework after successfully arguing there is no clear evidence it improves academic performance.
可是，加拿大一对夫妻刚刚打赢了一场官司，成功地辩称没有明确的证据证明家庭作业能提高学业成绩，随后免除了自己孩子们的家庭作业。
Stirling said polar bears and grizzlies have been successfully paired in zoos and that their offspring are fertile, but there had been no documented case in the wild.
报道说，此前，北极熊和灰熊曾在动物园内被配对成功，而且它们还生下了后代。 北极熊和灰熊这两种不同种类的熊，其繁殖期大致相同，但相比较而言，北极熊的繁殖期要比灰熊来得稍稍早一些。
Farming meant that people could have more offspring, as they no longer needed to carry their children with them.
农牧业意味着可以有更多的后代，因为他们不必再带着孩子到处转了。
In contrast, no association was found between maternal pre-existing diabetes and risk of ASD in offspring.
相反，研究人员发现孕前糖尿病母亲和其后代asd风险之间没有联系。
If men had no idea when women were ovulating, (which occurs in mid cycle), then they might be induced to stay around and care for offspring.
如果男人不知道他的女人何时排卵，(发生在生理周期中间)，那么他们可能会被诱导留在女人周围并且帮助照顾孩子。
My mom said: I am a bad offspring by her and my father. It's true. I got every shortcoming from them and no strongpoint.
妈妈说我是她和我老爸的失败之作，对此，我无可否认。我继承了他们所有的缺点，却没吸收到任何优点。
Conclusion: Helicid had no effects on the early development of central nervous system in rat offspring.
结论：豆腐果苷对大鼠仔代的早期生理发育及中枢神经系统的发育没有影响。
For a male that stands less than a 20 percent chance of fathering offspring in no more than eight weeks of life, becoming snack food is a small price to pay for a shot at copulation.
而对于雄性蜘蛛来说，在它不到8个星期的寿命里面，繁殖后代的机会只有20%，变成了别人的小吃和传宗接代相比就是小巫见大巫了。
Protecting the entironment, protecting our world is not an alarmism, but is no time to delay related to our offspring.
“保卫环境，保卫我们生存的地球”不在是一句危言耸听的口号，而是关系到后代子孙的刻不容缓的大事。
Results There was no significant difference in birth weight of offspring rats between control group and fenvalerate groups (P>0.05).
结果 各染毒组仔鼠出生体质量与对照组比较，差异均无统计学意义（P>0.05）。
Results There was no significant difference in birth weight of offspring rats between control group and fenvalerate groups (P>0.05).
结果 各染毒组仔鼠出生体质量与对照组比较，差异均无统计学意义（P>0.05）。
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