Today I want to talk about a way in which we are able to determine how old a piece of land, or some other geologic feature is—dating techniques.
今天我想谈谈一种使我们能够确定一块土地或其他一些地质特征的年代的方法——年代测定技术。
Crouching low, the Mithril agent leveled the six-month-old a serious stare.
秘银的特工压低身子，严肃地凝视着这个6个月大的孩子。
Treatment starting when they were around 20 months old, a stage comparable to early old age in people.
在小鼠20月大时，即相当于人类老年期的初期，开始给予治疗。
That triumph earned the then 18-year-old a championship medal which, in turn, made him the youngest recipient in Premier League history.
这史诗般的胜利使年仅18的克里希成为了联赛历史上最最年轻的领奖人。
He says that no matter how old a body is, researchers must balance the benefits of their research against the potential rights and desires of the deceased individual.
他说，不管尸体多么的古老，研究人员都必须在自己的研究利益和逝者的权利、愿望之间进行权衡。
For a while he had looked for similar work but discovered that in a recession no one wants to pay an unemployed 56-year-old a six-figure salary to work in marketing.
有一阵子他一直想找类似的工作，但他发现，在经济衰退期间，没人想给一位56岁的失业者发放6位数年薪，做市场营销。
If two-million-year-old A. sediba is indeed the true ancestor of Homo, how could it give rise to those even older fossils assigned to Homo in Bill Kimbel's shoe box?
如果距今200万年的南方古猿源泉种确实是人属的真正祖先，它怎么可能繁衍出比尔·吉姆贝尔（威廉·吉姆贝尔？） 鞋盒子中距今历史更长的化石人属？
This experiment suggested that at about 4 to 6-years old a range of remarkable skills start to emerge in young children that are vital for their successful functioning in society.
这个实验指出，在4到6岁的时候，孩子们开始具备一系列重要的社会技能，这对他们日后能否在社会中应对自如至关重要。
[color=#000000]Compensation typically involves exchanging a 15-year-old, a ten-year-old and a five-year-old girl, to be married into three succeeding generations of the enemy clan
[color=#000000][font=Tahoma][font=宋体]很典型的赔偿包括交换15[font=宋体]岁、10[font=宋体]岁及5[font=宋体]岁女孩各一名，她们将分别嫁给敌对部落随后的三代后裔。
The revamp includes replacing the old navy uniform with a crisp blue and white cotton outfit.
改进的内容包括将旧海军制服换成清新的蓝白相间的棉套装。
A serious fall incapacitated the 68-year-old congressman.
一次严重跌伤使这位68岁的国会议员丧失了行动能力。
Frank, you old son of a gun—I haven't seen you for months.
弗兰克，老哥们儿—好几个月没见你了。
I'd like a job working with old folk or kids.
我喜欢与老人或小孩打交道的工作。
The furniture could not have been much simpler: a very old chair, a rickety old bed, and a tumble-down table.
家具再简单不过了：一把很旧的椅子，一张摇摇欲坠的旧床，一张摇摇欲坠的桌子。
She has some old-fashioned values and can be a strict disciplinarian.
她有一些守旧的观念，可能还是个严守纪律的人。
Our taxi pulled up at Old Delhi station and a porter sprinted to the door.
我们的出租车停在老德里车站，一个搬运工疾步跑向车门。
Annie is a well-preserved 50-year-old.
安妮50岁，保养得很好。
Surgeons have successfully transplanted a liver into a four-year-old boy.
外科医生成功地给一个四岁的男孩移植了肝脏。
He pulled on a battered old crash helmet with a scratched visor.
他戴上了一顶破旧的、面罩上已有划痕的防护头盔。
He had met his old lady when he was a house painter and she was a waitress.
他认识他老婆的时候还是个油漆工，而她是个女服务员。
Xandra is an athletic 36-year-old with a 21-year-old's body.
赞德拉是位36岁却有着21岁人体格的运动型人。
Bank is a 38-year-old singleton who grew up in Philadelphia.
班克是一个38岁的单身汉，在费城长大。
A thirty-nine-year-old competitor collapsed half-way through the marathon.
一位39岁的参赛者在马拉松赛跑的中途瘫倒了。
The new judge is 50-year-old David Suitor who's regarded as a conservative.
这名新法官是50岁的、被视为右倾人士的戴维·休特。
We gather as a group once or twice a year, for old times' sake, and get loaded.
为了过去的时光我们每年都会聚一两次，并喝得大醉。
He came across the jawbone of a 4.5 million-year-old marsupial.
他偶然发现了一个450万年前的有袋动物的颌骨。
In 1921, when she was only thirteen years old, a movie director saw her in the street.
1921年，当她只有13岁时，一个电影导演在街上看到了她。
Here is a poor old thing--a washerwoman apparently--who has fainted in the road!
这儿有个可怜的老人家——显然是个洗衣妇——晕倒在路上了！
I have a 7-year-old daughter, and a 5-year-old son.
我有一个7岁的女儿和一个5岁的儿子。
This summer, my wife and I and our three children - a four year old, a two year old, and a baby - are going on at least three different family trips.
这个夏天，我和妻子还有三个孩子——一个四岁，一个两岁，还有一个尚在襁褓中的婴儿计划完成至少三次家庭旅行。
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