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1·The most frequently used method is radiocarbon dating.

最常用的方法是放射性碳定年法。《柯林斯英汉双解大词典》

2·Tom, in your archaeology class, did you talk about radiocarbon dating?

汤姆，你在考古学课上有没有讨论过放射性碳年代测定法？

3·It turns out that radiocarbon dating works for a lot of prehistoric art.

事实证明，放射性碳年代测定法适用于许多史前艺术品。

4·Radiocarbon dating shows that the charred wood in Terra Preta soils is typically more than 1,000 years old.

放射性碳年代测定法显示，亚马逊黑土中被烧焦的木头通常有1000多年的历史。

5·Radiocarbon dating had to do with chemical analysis, something to do with measuring the amount of radiocarbon that's left in organic stuff.

放射性碳年代测定法涉及到了化学分析，与文物中残留的有机物成分所释放的放射性碳的含量测定有关。

6·Evidence that an ice-free corridor between two ice sheets developed when the continental ice first began to melt came primarily from radiocarbon dating.

当大陆上的冰开始融化时，两块冰原之间形成了一条无冰走廊，这一证据主要来自放射性碳测年法。

7·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。

8·And its use in radiocarbon dating.

它使用于放射性碳年代测定法。

9·All living things contain radiocarbon.

所有生物都含有放射性碳。

10·Radiocarbon dating places the site at ca.

放射性碳测年地方网站在CA。

放射性碳

1·All living things contain radiocarbon.

所有生物都含有放射性碳。

2·Researchers use radiocarbon to study certain biological processes.

研究人员借助放射性碳来研究某些生物过程。

3·Radiocarbon dating places the site at ca.

放射性碳测年地方网站在CA。

4·Virtual Dating Radiocarbon (Carbon-14) applies to once-living materials that are less than 50,000 years old.

虚拟测年放射性碳（碳14）模型应用于测量年龄小于50000年的物质。

(1)radiocarbon dating放射性碳测定年代；碳同位素年龄测定