Nearly a century ago, biologists found that if they separated an invertebrate animal embryo into two parts at an early stage of its life, it would survive and develop as two normal embryos.
近一个世纪前，生物学家发现，如果他们在无脊椎动物胚胎生命的早期阶段将其分成两部分，它会存活下来并发育成两个正常的胚胎。
If conditions within an organism's environment occasionally or regularly become harsh, it may be advantageous for an organism to have a resistant stage built into the life cycle.
如果一个有机体的环境条件偶尔或经常变得严酷，它可能是有利于这个有机体在生命周期中形成一个抗性阶段的内建。
For a brief moment during that stage of its life cycle, the tongue consists of two tiny half-tubes before merging into one.
在它生命周期的这一阶段，有短暂的一刻，其舌头由两个微小的半管组成，随后融合为一体。
A multi-stage life will have profound changes not just in how you manage your career, but also in your approach to life.
多阶段的人生不仅会对你管理事业的方式产生深远的影响，而且对你的生活方式亦然。
High school does not encourage students to know about the new things in life, but college sets the stage for it.
高中并不鼓励学生去了解生活中的新事物，但大学为之奠定了基础。
Beautiful as this species is, the big surprise is in the caterpillar stage of its life.
这种品种是如此的美丽，但它还是毛虫时候的样子却让人大为一惊。
The three-stage life of full-time education, followed by continuous work, and then complete retirement may have worked for our parents or even grandparents, but it is not relevant today.
全日制三阶段式教育之后是持续的工作，然后是完全退休，这个模式或许适用于我们的父母甚至祖父母，但不适用于现今的世界。
It seems likely, then, that the traditional three-stage life will evolve into multiple stages containing two, three, or even more different careers.
那么，传统的三段式生活很可能演变成包含两个、三个甚至更多不同职业的多阶段生活。
In a multi-stage life, you could be an undergraduate at 20, 40, or 60; a manager at 30, 50, or 70; and become an independent producer at any age.
在一个多阶段的生活中，你可以在20岁、40岁或60岁成为一名本科生；在30岁、50岁或70岁成为一名经理；还可以在任何年龄成为一位独立制片人。
This stage (阶段) of a butterfly's life is known as the "pupa" stage.
蝴蝶生命中的这一阶段被称为“蛹”。
You can do all the three with Global Development Association. Whatever stage of life you're at, wherever you go and whatever project you do in GDA, you'll create positive changes in a poor and remote community.
在全球发展协会，你可以做到这三点。无论你处于人生的哪个阶段，无论你走到哪里，无论你在 GDA 做什么项目，你都能为贫困偏远的社区创造积极的变化。
Adopt modern tools for every stage of the development life cycle from requirements to design to development and testing.
对于从需求到设计以至开发和测试的每个开发生命周期阶段采用最新的工具。
Instead, doctors and nurses should be aware of the stage of life their patients are at, and offer them very specific and targeted advice.
相反，医生和护士都应该意识到他们病人所处的生活阶段，同时提供给他们非常详细的针对性建议。
Some of the sociologists, psychologists and demographers who study this new life stage see it as a good thing.
一些研究这一新的生活阶段的社会学家、心理学家和人口统计学家把这样现象看成是一件好事。
But 25 years later they were still selling strongly, firmly set in the mature stage of their life cycle.
但是25年之后，它们仍然卖的很好，依旧稳定地处在生命周期的成熟阶段。
Sixty is an auspicious age in India; it signifies a shift in gears and a different stage of life.
在印度，六十岁是一个吉祥的年龄。它表示生命已经走到一个不同的阶段。
What we're seeing, they insist, is the dawning of a new life stage - a stage that all of us need to adjust to.
他们坚持认为我们所见的是一个新生命阶段的开始——我们所有人都需要调整以适应这个阶段。
Depending on your stage of life, you might call it a brain fart or a senior moment.
根据你所处的人生阶段，你可能会将其称为一个大脑疏忽，或一个老糊涂的时刻。
You've gained confidence and a clear sense of what your values are, so this stage of life is focused on consolidating your gains and taking on new responsibilities.
你充满自信并清楚的知道自己的价值所在，所以生命的这个阶段主要集中于加强所得和承担新的责任。
Life stages are progressive: each life stage reflects different values and we have achieved different levels of success at each stage.
人生之路渐行渐远：人生的每个阶段都折射出不同的价值，我们在每个阶段也都取得了不同程度的成功。
A potter's son, this man lived a wicked life at every stage of his career.
身为一个制陶工人的儿子，在他生涯的每一个阶段，这个人都过着邪恶的一生。
They also found nobody in the community had an age. Instead, they change their names to reflect their life stage and position within their society.
该部落的人们也没有年龄，而是根据每个人所处的生长阶段和在部落中的地位不断变换名字。
Relish in the knowledge that this new stage of life can be even better than the last.
享受现生活阶段中的新知识，会比过去更不错！
Hospices are generally associated with cancer, where after a certain stage life expectancy is short and fairly predictable.
临终关怀的对象多数是癌症患者。 癌症恶化到一定阶段后，患者一般都去日无多。
Until now, there has been little research looking at how people respond to such heart disease screening, particularly in relation to their age and stage of life.
直到今天，仍然有很多关于病人生病(如冠心病)以后的反应研究，尤其涉及年龄及生活方式。
The partner of an older man in the end stage of life refuses to discuss health care directives and wills, insisting that he's getting better.
一名处于生命终期的老年男性，他的伴侣拒绝讨论医疗指令和遗嘱问题，坚信病人正在好转。
To what extent can the anger of adolescence be traced to changes going on in the brain at this stage of life?
多大程度上能追溯青少年之怒——此一人生时期大脑之中进行的变化？
To what extent can the anger of adolescence be traced to changes going on in the brain at this stage of life?
多大程度上能追溯青少年之怒——此一人生时期大脑之中进行的变化？
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