我们怎样才最能满足后代子孙的需要？
后代体内含有父母亲基因图谱的混合。
The offspring contain a mixture of the genetic blueprint of each parent.
一位摄影师为子孙后代摄下了这个场面。
我常常想：后代将怎样评价我们所作出的努力。
I often wonder what future generations will make of our efforts.
DNA（脱氧核糖核酸）链通过后代得到复制。
Strands of DNA are reproduced through succeeding generations.
她说如果这个世界现在不采取正确的行动，那只会把问题遗留给后代。
She said if the world did not act conclusively now, it would only bequeath the problem to future generations.
我们大多数人的后代数量大致相同。
为了后代，我们应该放眼未来。
We have to look towards the future, for the good of our grandchildren.
后代把这个案子翻了过来。
杰克是她唯一的后代。
有没有可能是它们的后代这么小就自己谋生呢？
Is that possible for the offspring to make it on their own so young?
我们要带头为子孙后代着想，恢复海洋生态健康。
We want to lead the way in restoring the health of the ocean for future generations.
后代就是孩子。
我们这些动物的后代同样也遗留下这些痕迹，包括打嗝。
We descendants of these animals were left with vestiges of their history, including the hiccup.
他们使从南方迁徙过来的波斯瞪羚的后代可以生存下去。
They subsisted offspring migrations of Persian gazelles from the south.
袋鼠雌袋鼠在植物繁殖力充足的时候生育后代是有利的。
It is advantageous for a kangaroo female to produce young at a time when plant productivity is sufficient to support her offspring.
这里的核心问题是生物的专利权是否延伸到这些生物的后代。
The central issue in the case is whether patent rights to living things extend to the progeny of those things.
为了弄清这个计划是否奏效，科学家们追踪了每只黑豹及其后代。
To see whether the plan was working, scientists tracked every panther, as well as its offspring.
在上周的讲座中，我们讨论了几种哺乳动物新出生的后代的特征。
In last week's lecture, we discussed the characteristics of the newly born offspring of several mammals.
这些适应机制在它们的后代进化成陆生生物时起了很好的协助作用。
These adaptations served their descendant well as they invaded land.
答案可能与它们以幼虫形式随着洋流漂流到新的喷气口的后代有关。
The answer might involve their offspring, which in their larval form drift in the currents to colonize new vents.
维持家庭的和谐，对个人、夫妻、后代乃至整个社会都是至关重要的。
Maintaining harmony at home is essential for the well-being of an individual, a couple and their offspring, and even the society.
只有通过保护环境，我们才能向子孙后代承诺给他们一个美丽的地球。
Only by protecting the environment can we assure our later generation of a beautiful planet.
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。
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。
As it ages, these conditions may change and the area around it may no longer be suitable for its offspring.
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