We now know the age of the glaciation accurately from radiometric dating of the carbon-14 in logs buried in the drift.
我们现在通过测量掩埋在漂流物中木头放射性的碳-14元素，以精确地确定冰川作用的时期。
Radiocarbon dating of fossils taken from caves on islands along southeastern Alaska's coast suggest that at least a portion of the area was remaining ice-free during the last ice age.
从阿拉斯加东南海岸岛屿的洞穴中提取的化石的放射性碳年代测定法表明，在最后一个冰河时代，该地区至少有一部分保持无冰状态。
Researchers from the University of Colorado at Boulder examined stone tools dating from the Middle stone Age, some 75, 000 years ago, from Blombos Cave in what is now South Africa.
美国博尔德科罗拉多大学的研究人员仔细检查了这些来自南非布龙·保斯山洞的石器，它们可追溯到中石器时代，有些甚至可追溯到75,000年前。
It’s easier than ever to do so in the age of online dating, but nobody wins if you post pictures that are 10 years old.
在在线约会的互联网时代，这么做比以前更加简单。但没人会信，如果你贴一些看起来只有十岁的照片。
At the age of 21 she was dating 3 men a day. The man of her dreams works only 2 minutes from her home.
21岁的时候她甚至一天约会3个男人。
By the way, if you're curious about why racemization is so much less accurate a clock than C-14 for dating a tooth's age, part of the explanation has to do with temperature.
顺便说一下，如果你好奇为什么在判断牙齿年龄方面、外消旋化会比碳14定义的时钟精度差之甚多，那么部分原因与温度相关。
Those in large speed-dating sessions instead made choices based on quick and easy-to-assess characteristics such as age, height, body mass index, and weight.
而在大的约会活动中，人们则更倾向于依靠年龄、身高、三维以及体重等简单快速的特征来进行评定。
In the case of the lotus, the age was worked out by carbon dating of the fruit.
关于上面的莲花一例，可以通过碳定年来确定果实的年龄。
Dating over age 50 is easier, more accepted and some say more fun than dating the first time around.
50岁以上的人们恋爱变得更加容易，被越来越多的人接受也更有有趣。
He's using Kepler data to do his age dating too, but he's not focusing on individual stars; instead he's looking at star clusters.
他也利用开普勒天文望远镜的数据做年龄测算，但他并不侧重于个别恒星，而是针对一些星团。
The facts: Well, there is no solid way to prove or disprove it, since the very theory says the carbon dating of this age is flawed.
事实说话：因为这个理论宣称当今的年份有误，所以证实它真伪有非常可靠的方法。
She's now dating someone age-appropriate who lives a town away.
现在，她在和住在邻镇的一个合适的男士约会。
Radiocarbon dating showed that the head's age matched the king's date of death.
放射性碳显示这个头颅的年龄符合国王的死期。
Different dating techniques have placed the age of this lava between 4,000 and 71,000 years old.
不同年代测定技术显示，熔岩的年代介于4,000年到71,000年之间。
Different dating techniques have placed the age of this lava between 4, 000 and 71, 000 years old.
不同年代测定技术显示，熔岩的年代介于4,000年到71,000年之间。
Tell him that you'd both be better off dating people your own age.
告诉他最好和同龄者约会。
It is alleptable in China to ask about a person's job, annual salary, marital/dating status, or age.
在中国是允许询问一个人的工作，年薪、婚姻/约会状态，或年龄。
An excavation of a bronze-age city in south-eastern Iran turned up a pair of dice dating back nearly 5,000 years.
伊朗东南部一座青铜器时期的古城挖掘出的一对骰子可追溯至5000年前。
Absolute dating involves assessing the actual age of a specimen by using some reliable measure to time.
另一种是绝对年龄，通过测量可靠的时间来确定样品的真实年龄。
There is no reliable way of dating much of the Ice Age.
没有任何可靠的方法来断定大部分冰川期的地质年代。
Shouldn't we be dating men our own age?
我们是不是应该和年纪相差不多的男人约会？
Researchers from the University of Colorado at Boulder examined stone tools dating from the Middle Stone Age, some 75,000 years ago, from Blombos Cave in what is now South Africa.
美国博尔德科罗拉多大学的研究人员仔细检查了这些来自南非布龙保斯山洞的石器，它们可追溯到中石器时代，有些甚至可追溯到75，000年前。
Carbon dating showed that the vegetation had not seen the sun since at least near the start of the Little Ice Age, some 400 years ago.
碳定年法显示这种植物至少从小冰河时期(大约400年前)开始就从未接触过阳光。
Relative dating assesses the age of a specimen in comparison to other specimens.
一种是测定相对年龄，通过与其他的样品的比较来确定待测样品的年龄。
Soil age and the distribution of buried ancient paddy at Chuodun site in Yangtze River Delta were determined using 14C dating and other archeological methods.
方法以绰墩遗址埋藏的古稻田土壤为研究对象，根据14C和考古学方法确定了土壤成土年龄和分布；
More than half of Americans are married or are dating or living with their future partner by age 30.
到了30岁，大于一半的美国人都已结婚、或约会、或正在和未来的婚姻对象同居。
He prefers dating women half his age.
他喜欢和年纪小他一半女人约会交往。
This study provides a high-precision Re-Os isotopic dating for ten molybdenite separated from the different ore types with an isochron age of (168.
文章首次对采自矿床不同类型矿石中的辉钼矿进行了铼-锇同位素定年，获得等时线年龄为（168。
This study provides a high-precision Re-Os isotopic dating for ten molybdenite separated from the different ore types with an isochron age of (168.
文章首次对采自矿床不同类型矿石中的辉钼矿进行了铼-锇同位素定年，获得等时线年龄为（168。
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