If inherited, these mutations persist as irreversible changes in the genetic composition of off-spring.
如果继承的，这些突变坚持不可逆转的变化，在遗传组成的场外春天。
Every living thing is a unique combination of the tiny pieces of matter called genes that carry information from parents to off-spring.
每一个生物都是由一些叫做基因的物质独特组合而成的，基因则是一种将遗传信息由父辈传给子辈的微小物质。
She believes she's a better mum for having had children early as she has lots of energy and can relate to her off-spring because they are closer in age.
她相信孩子生得早让她成为了一个更好的母亲。正因如此，她有更多的精力和孩子们相处，而且她们年龄相仿，关系更近。
The grand mediocrity of today--everyone being the same in survival and number of off-spring--means that natural selection has lost 80% of its power in upper-middle-class India compared to the tribe.
当今人与人在很大程度上的平等--即面对自然淘汰人人机会均等，并且连子嗣的数目都一样--意味着和在印度土著部落中的情况相比，印度中上层阶级中已了80％的自然选择中的优势。
Mr. Henrich liked to grow out his mustache and beard during the winter and shave it off later in the spring.
亨利克先生属于爱留胡子一类的家伙，但他的习惯是冬季蓄起胡子，到了春季又刮光。
What about run-off in the spring, when the snow finally melts?
到了春天，雪最终融化的时候，水流是怎么样的？
Do you set off fireworks every Spring Festival in Chinatown?
你在唐人街每个春节都放烟花吗？
The youth like the early spring, like the morning sun, like the budding flowers, like the sharp blade fresh off the grinding stone.
青春如初春，如朝日，如百卉之萌动，如利刃之新发于硎，
On a chilly day last spring, a few dozen developers of children's apps for phones and tablets gathered at an old beach resort in Monterey, California, to show off their games.
去年春天，在一个寒冷的日子里，几十名基于手机和平板电脑的儿童应用程序开发者相聚在加利福尼亚州蒙特雷（Monterey,California）的一个古老海滩度假胜地，展示他们的游戏。
Such a system was tested in a peacetime operation off the coast of Liberia in spring 2008.
这样的一个系统于2008年春季在利比里亚沿海的一个和平时期的演习中经过了试验。
After a warm, dry winter, temperatures were particularly high in the spring, getting the melt season off to a strong start.
温暖干燥的冬天过后，春天的气温特别高，这样融化期很早就开始了。
One drizzly weekend in early spring, instead of going off to her usual Sunday-morning foursome in the indoor tennis facility, she cancelled and called Les into their bedroom.
早春一个细雨濛濛的周末，丽莎没有象往常一样去参加周末的室内网球四人赛，取消了。她把雷斯叫进卧室。
And then when I relaxed, when I took my force off, the spring was longer at the ends than it was at the beginning.
然后我松手，当我把力撤销，这个弹簧最后的长度,比它一开始要长。
We had two cars which were connected by a spring, and we burned the wire and each went off in the opposite direction.
我们有两辆车，它们由弹簧相连，我烧断绳子，两车向相反方向前进。
so what I've done is I effectively went along this curve, and if I take them off, if it is an ideal spring, then it goes back to its original length, which it does.
,目前为止我所做的,都是沿着这曲线，如果把它们都拿掉，如果这是理想型弹簧，它就会回到初始长度，它是这样表现的。
But my parents shipped me off to my grandparents' house in Oregon over spring vacation, somehow suspecting that if I was left at home unattended, I would wreak havoc.
可惜在春假的时候父母把我送到俄勒冈的祖父母家去了，因为不知道为什么他们觉得如果没有人照看的话我一定会闯祸的。
An interesting test will come in the spring when the wildly expensive "Spider-Man" musical is due to take off-if it can find more investors.
今年春季，一个有趣的考验将来临——造价非常昂贵的音乐剧《蜘蛛侠》预定上演——如果该剧组能找到更多的投资者的活。
In countries with a temperate climate, seasonal epidemics typically taper off in the spring and end before summer.
在气候温和的国家，季节性流感通常在春季减弱，在夏季来临前结束。
While the early spring wind tosses her hair about, Wang takes off her gloves to adjust her tresses before continuing to sort the garbage.
早春的风吹乱了王凤琴的头发，她摘下手套整理了一下发，然后又戴上了干活儿的手套。
The ubiquitous camels and beiges of fall are morphing into brighter-hued whites and off-whites for spring.
秋季流行的普通驼色和米色正幻化成适合春季的亮白色和灰白色。
In the western portion of the bay, the ice begins to melt in late spring. The polar bears then go into hibernation, living off reserves of body fat until the sea freezes again.
在哈德逊湾的西部地区，冰雪在晚春就会开始融化，此时北极熊将进入夏眠，以消耗自身存储的脂肪为生，直到海面再次结冰。
May had begun, and in honour of the season-a little sacrifice to the gods of spring, perhaps-the authorities had cut off the steam from the hot pipes.
已经进入五月份了，为了庆祝季节的轮替，又或者是为了迎接春姑娘的回归有必要做一点牺牲，主管部门停了暖气。
He stands at the door holding the greasy bag while I wonder if this is the night I'll finish off my spring roll, climb into bed, and have a heart attack in my sleep.
他手里拿着油腻的袋子站在门口，我不禁怀疑这次我吃完春卷爬到床上的之后，我会不会在睡梦中心脏病突发而死去。
Birds also have built-in timepieces which send them off on fall and spring migrations.
鸟类也有天生的时间感应器指导它们秋春迁移。
“Careful Lionel!” He bent down to get ready. “I'm coming down!” He bounced up and off just like a spring.
“小心点，莱昂内尔。”他弯下腰做准备，“我下去啦！”特雷福一跃而起，就像喷泉一样。
Many will die off with the first frost whilst others hibernate until the following spring.
很多会在初霜之时死去，其他的则会蛰伏到来年春天。
Not at all resembling the sheep we might conjure as we fall asleep, these beautiful digital images spring to life when a computer drifts off to its screensaver slumber.
和我们睡着了梦见绵羊不同，当电脑切换到屏保程序时那些美丽的电子图案就充满了生机。
Not at all resembling the sheep we might conjure as we fall asleep, these beautiful digital images spring to life when a computer drifts off to its screensaver slumber.
和我们睡着了梦见绵羊不同，当电脑切换到屏保程序时那些美丽的电子图案就充满了生机。
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