At least that's what's suggested by trace elements in Bahama sediments.

至少是通过查探巴哈马群岛的沉淀物之后而提出的。

Those trace elements make the mineral magnetic because they have odd numbers of electrons.

些微量元素使得矿物具有磁性因为它们拥有奇数个的电子。

Johnson's team analyzed trace elements and carbon and oxygen isotopes in the hardened cave drippings.

约翰逊的团队分析了硬化洞穴水滴中的微量元素和碳氧同位素。

A government press release says it was the first study on trace elements in wastewater in an industrialized country.

政府的一份新闻稿里指出，是首次在工业化国家进行污水微量元素的研究。

The tests revealed that the jewelry contained trace elements not present in Earthly ores—but that are found in iron-rich meteorites.

测试发现些宝包含非地球矿石的踪迹，些矿石只在富铁陨石中发现过。

Like, for example, analyzing a product for trace elements that can then tell you quite accurately where it is actually from.

例如，分析产品中的微量元素， 然后可以非常准确地告诉您它的实际来源。

The mountain spring water flows down, bringing trace elements to the soil, irrigating the lotus fields at the foot of the mountain all the year round.

高山的山泉水顺势流下携带着土壤中的微量元素常年灌溉着山脚下的莲田。

They should also eat more fresh vegetables, fruits, because they are rich in nutritional elements—vitamins and trace elements—that are important to the body.

还应该多吃新鲜蔬菜、水果，因为它们富含对身体重要的营养元素——维生素和微量元素。

Though we're made mostly of oxygen, carbon, and hydrogen, there are some very valuable trace elements that contribute to your design like copper, gold, and even uranium.

虽然我们主要由氧、碳和氢组成，但在你体内还有一些很有价值的微量元素，比如铜、金，甚至还有铀。

With oxygen and hydrogen gone, we've lost 75% of our elemental makeup, and only a pile of carbon, nitrogen, calcium, phosphorus and other trace elements would be what's left of our bodies.

随着氧气和氢气的消失，我们身体中75%的组成元素都会消失，只剩下一堆碳，氮、钙、磷等的微量元素。

Geochemical analysis of the Chang'e-6 lunar samples has shown that their concentration of trace elements such as thorium, uranium and potassium is markedly different from the samples retrieved by the Apollo missions and the Chang'e-5 mission.

对嫦娥六号月球样本的地球化学分析显示，其微量元素如钍、铀和钾的浓度与阿波罗任务和嫦娥五号任务所回收的样本有显著不同。

Chemists have painstakingly added up the market value of skin, flesh, bone, hair and the various minerals and trace elements contained in it and have come up with a paltry sum of a few dollars.

化学家们仔细计算了皮肤、肌肉、骨骼、头发以及其中所含的各种矿物质和微量元素的市场价值，结果得出一个可怜的几美元的总和。

A second paper appearing in Science this week uses a new technique of using a synchrotron to be able to look at very, very minute trace elements that signify color in some of these extinct dinosaurs, specifically their feathers.

本周发表在《科学》杂志上的第二篇论文使用了一种新技术， 即使用同步加速器来观察非常非常微小的微量元素，些微量元素表示一些已灭绝恐龙的颜色，特别是它们的羽毛。