You probably already know everything is made up of little tiny things called atoms 你也许已经知道所有的东西都是由微小的原子组成。 You might even know that each atom is made up of even smaller particles called protons, neutrons

发表于:2018-12-08 / 阅读(68) / 评论(0) 分类 TED演讲教育篇

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(72) / 评论(0) 分类 赖世雄学英语第四册

W: Hello, Doctor. D: Well, What seems to be the trouble, Mr. Williams? W: It's nothing serious actually, doctor. Its Well, I get tired very easily recently, and I often doze off during meetings, office hours and sometimes even while I'm dining. D: H

发表于:2018-12-26 / 阅读(59) / 评论(0) 分类 想聊就聊

Jet Lag: Prevention and Cure The problem of Jet Lag is one every international traveller comes across at some time. But do you have to suffer? Understand what it is, and how a careful diet can minimiz

发表于:2018-12-31 / 阅读(66) / 评论(0) 分类 有声英文阅读

Part I Lost in the cosmos 第一章 如何营造一个宇宙 They're all in the same plane.They're all going around in the same direction. . . . 它们都处于同一平面。 它们都在沿同一方向转动...... It's perfect,you know. It's gorgeo

发表于:2019-01-01 / 阅读(55) / 评论(0) 分类 万物简史

At 13 years old, Rashard has already had two courses of radiant therapy. At first, he went into remission. But the cancer came back. And the treatments have had serious impacts on his health. He was very shaky. Could barely walk really. He lost the f

发表于:2019-01-02 / 阅读(60) / 评论(0) 分类 英伦广角

Atrial fibrillation is a cardiac arrhythmia that often produces very disruptive palpitations, fatigue, and even shortness of breath. Worse, atrial fibrillation can substantially increase your risk of stroke. If you have atrial fibrillation there is l

发表于:2019-01-03 / 阅读(65) / 评论(0) 分类 实用英语

The best treatment for hip bursitis, or any form of bursitis, is aimed at controlling the inflammation caused by this condition. As with any treatment program, always talk with your doctor before initiating any specific treatments. The general treatm

发表于:2019-01-03 / 阅读(72) / 评论(0) 分类 实用英语

Activists: HIV Treatment Lagging in West Africa 活动人士:西非HIV治疗滞后 ABIDJAN The prevalence of HIV/AIDS is relatively low in West Africa compared to the rest of Africa, but treatment rates there are equally low, say activists and heal

发表于:2019-01-14 / 阅读(72) / 评论(0) 分类 VOA标准英语2016年(七月)

The Nucleus Don: A guy walks into a bar, and sits down next to an electron . The electron has two empty beers in front of him, and was working on a third. My life is a worst, says electron . I just got fired from my job, my dog bit me, my wife left w

发表于:2019-01-26 / 阅读(68) / 评论(0) 分类 英语听力文摘 English Digest

The structure of atoms and the significance of protons will come in a following chapter, so for the moment all that is necessary is to appreciate the organizing principle: hydrogen has just one proton, and so it has an atomic number of one and comes

发表于:2019-01-29 / 阅读(72) / 评论(0) 分类 万物简史

Mobile Clinics Bring Health Care to South Africa Countryside 移动诊所为南非农村带来医疗保障 MOKOPANE, SOUTH AFRICA South Africa has a serious lack of healthcare facilities in rural areas. In many cases, people must walk for kilometers

发表于:2019-01-31 / 阅读(69) / 评论(0) 分类 VOA常速英语2013年(十一月)

The hot desert sands seem the most unlikely place to 'take a bath' in the height of summer but locals in western Egypt believe it is the natural way to cure many medical conditions. At the hottest time of the day, sufferers of rheumatism, joint pain,

发表于:2019-02-01 / 阅读(68) / 评论(0) 分类 阅读空间

Treating mental illness 心理疾病治疗 Body and soul 身体与灵魂 A professional schism hinders Britain's mental-health system 一个专业性的分裂阻碍英国心理健康系统 THE day after Mandy Peck tried to electrocute herself in the

发表于:2019-02-04 / 阅读(71) / 评论(0) 分类 经济学人文艺系列

A recent op-ed in The New York Times titled The Futility of Couples Therapy has sparked a lot of conversation. Maybe that's because we all know a couple who have tried therapy, or maybe we've even been that couple. 纽约时报最近一个名为徒劳的

发表于:2019-02-04 / 阅读(61) / 评论(0) 分类 阅读空间

Circle Holdings has teamed up with Chinese investors to develop and manage a medical clinic in Shanghai, joining a wave of foreign operators seeking to capitalise on the nations ageing population. Circle Holdings与中国投资者合作,将在上海开

发表于:2019-02-05 / 阅读(73) / 评论(0) 分类 英语新闻

Let us pause for a moment and consider the structure of the atom as we know it now. Every atom is made from three kinds of elementary particles: protons, which have a positive electrical charge; electrons, which have a negative electrical charge; and

发表于:2019-02-25 / 阅读(112) / 评论(0) 分类 万物简史

Proton Therapy 质子疗法也叫质子刀,是放射治疗的一种,比普通的放射疗法更有针对性。质子作为带正电荷的粒子,以极高的速度进入人体,由于其速度快,在体内与正常组织或细胞发生作用的

发表于:2019-03-09 / 阅读(203) / 评论(0) 分类 英语听力文摘 English Digest

Yes.And if there's time, take 12 pictures with us in seasonal clothing. 是的。如果有多余的时间麻烦跟我们拍12张不同季节不同着装的照片 You know, I'm a real scientist. 我是个真正的科学家呢 II have a PhD from Cornel

发表于:2019-03-16 / 阅读(304) / 评论(0) 分类 生活大爆炸第六季

The interface is pretty simple. 操作界面很简单 You put your horizontal X coordinate here, vertical Y coordinate here. 你把横坐标X值输在这里纵坐标Y值输入这里 When you're happy with those, you press this button. Got it. 等数值

发表于:2019-03-16 / 阅读(289) / 评论(0) 分类 生活大爆炸第六季