[医]稀土元素

rare-earth elements的用法和样例：

例句

The color of Apatite is often due to the presence of rare earth elements.磷灰石的颜色常取决于存在的稀土元素。
This method could determine many non-REE in enriched-europium mixture rare earth oxide at a time and it was a rapid method.该方法能同时测定富铕混合稀土氧化物中多种非稀土元素的含量，提高了分析速度。

黄道十二星座四分法概述

古代西方哲学家认为构成自然界的物体并衍生万物的物质是水、火、地、风四大元素。地球依着黄道运行其实就是四大元素的流转变化，因此将黄道12星座分为四类。 there are two classifications o

发表于:2018-12-12 / 阅读(319) / 评论(0)

轻松英语

英语笑话听力+文本：第四元素

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英语笑话（MP3+文本）

CNN 2012-03-16

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CNN2012年(三)月

VOA慢速英语2012 Economics Report - Limits on Rare Earth Exports Get China in Trade Dispute

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2012年VOA慢速英语(三)月

VOA慢速英语2010年-Economics Report - China-Japan Dispute

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2010年VOA慢速英语(十)月

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TED演讲科学篇

英语听力：2013-11-17 地平线：黑洞吞噬—26

To walkhere on Earth, to be alive, it thanks to a long chain of cause and effect writtendeep into the structure of the universe. A primordial process so long, and soancient that on the scale of a human life it seems almost incomprehensible. One of th

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At McGill University in Montreal the young New Zealandborn Ernest Rutherford became interested in the new radioactive materials. With a colleague named Frederick Soddy he discovered that immense reserves of energy were bound up in these small amounts

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万物简史

Pines

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7. Glazed Tiles and Imperial Architecture A: I went to the Forbidden City on Sunday. It was a beautiful day with a blue sky and white clouds. The yellow tiles look gorgeous. B: Glazed tiles are unique to Chinese architecture. They were used exclusive

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风水与发型

Anchor: For thousands of years people have used Fengshui to create harmony in their homes, but these days it's been used to bring balance to something different all together. Early Show contributor La

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实用英语

China's rare earth policy justified: spokesman

BEIJING, March 15 (Xinhua) -- China's restrictions on rare earth exports are justified and are in line with World Trade Organization rules, Shen Danyang, spokesman for the Ministry of Commerce, said Thursday. The policy aims to protect resources and

发表于:2019-02-08 / 阅读(82) / 评论(0)

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英文摇滚歌曲：Ancient Bards - Four Magic Elements

[Storyteller] The journey began The fearless heroes left Heading for a place Far oh far away They had to warn Alron The prince of the North Of the terrible danger That threatened all the lands He holds the secrets Of the black magic His weapon is The

发表于:2019-02-11 / 阅读(93) / 评论(0)

英文摇滚歌曲

TED演讲:宇宙有中心吗(1)

What is at the center of the universe? 宇宙的中心是什么？ It's an essential question that humans have been wondering about for centuries. 这是个很重要的问题，几百年来，人们一直在探索。 But the journey toward an answer

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荒野求生

2016年CRI China to Complete Rare Earth Industry Restructuring by Mid-2016

China is the world's largest producer and exporter of rare-earths. These are elements which are critical to the manufacturing of high-tech products, including smartphones, wind turbines and car batteries, among other things. However, the rare-earth i

发表于:2019-02-14 / 阅读(63) / 评论(0)

2016CRI中国国际广播电台

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If the dull substance of my flesh were thought, 假如我这笨重的肉体如轻灵的思想， Injurious distance should not stop my way; 那么山重水复也挡不住我振翅高翔， For then despite of space I would be brought, 我将视天涯海

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We don't really know for sure because we have nothing else to compare our own existence to, 我们确实不知道，因为我们没有任何别的东西可以用来跟我们自己的存在进行比较。 but it seems evident that if you wish to end u

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