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听力等级

  慢速英语

2024-11-22   Pre-Intermediate
What Causes Jet Lag and How to Avoid It

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Our bodies react to daylight. In fact, light is the most powerful environmental signal for re-setting our biological clock. Part of the job of the biological clock is to control when we sleep and when...

我们的身体对日光做出反应。事实上,光是重置我们生物钟的最强大的环境信号。生物钟的部分工作是控制我们何时睡觉和何时醒来。 光对一种常见的昆虫有类似的效果:果蝇。加州大学欧文分校(University of California, Irvin...


2024-11-20   Pre-Intermediate
Handwriting Returns in California Schools

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Starting this year, six- to twelve-year-olds in California will be required to learn cursive handwriting. The return to handwriting comes after many years in which typing on computer keyboards was ta...

从今年开始,加州 6 至 12 岁的孩子将被要求学习草书。 在多年教授在计算机键盘上打字而将手写放在一边之后,人们又回到了手写。 草书是一种笔迹,其中单词中的所有字母都相互连接。 第 446 号议会法案要求向 260 万名加州一至六年...


2024-11-18   Pre-Intermediate
Cookbooks Show American Culture

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Are you interested in food, United States history, and the English language? If so, American cookbooks provide wide information in all three subjects. The first, published in 1796, started a market th...

您对美食、美国历史和英语感兴趣吗?如果是这样,American Cookbooks 在所有三个主题中都提供了广泛的信息。第一本于 1796 年出版,开创了一个在 21 世纪继续在线出版此类作品的市场。而且,文献提供的不仅仅是食谱。 梅根·...


2024-11-16   Pre-Intermediate
Technology Increases Chances of Surviving Brain Aneurysm

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Each year, half a million people die from brain aneurysms -- when a blood vessel bursts in the brain. For survivors, physical disabilities are often severe. They may include memory problems, loss of b...

每年,有五十万人死于脑动脉瘤——当大脑中的血管破裂时。对于幸存者来说,身体残疾往往很严重。它们可能包括记忆问题、失去平衡、说话困难甚至失明。但新技术正在提高生存率并减少残疾。 Beaumont Bacon 是一位幸存者,她因为是一名喜剧演...


2024-11-14   Pre-Intermediate
Has Earth Warmed More Than We Thought

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Old sponges from deep in the Caribbean Sea are causing some researchers to think human-caused climate change began sooner than scientists have thought. But, if a recent study is correct, world tempera...

来自加勒比海深处的旧海绵使一些研究人员认为,人为造成的气候变化比科学家想象的要早。但是,如果最近的研究是正确的,那么世界气温上升的速度比联合国估计的要快。 来自美国和澳大利亚大学的研究人员最近在《自然气候变化》杂志上发表了他们的海绵发现。...


2024-11-12   Pre-Intermediate
Researchers Find Link to Nerve Disease in Ancient DNA

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Genetic researchers at the University of Cambridge in Britain say ancient DNA shows why northern Europeans have a higher risk of getting a nerve disease than other Europeans. The disease is called mu...

英国剑桥大学的遗传学研究人员表示,古代 DNA 显示了为什么北欧人患神经疾病的风险高于其他欧洲人。 这种疾病被称为多发性硬化症或 MS。研究人员表示,风险在于大约 5,000 年前进入北欧的骑马牧民的基因。 这些发现来自一个巨大的项目,...


2024-11-10   Pre-Intermediate
How Much Light is Too Much

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Everyone who loves looking up at the night sky knows one thing: to see the most stars … get away from a city. In cities, artificial light comes from street lamps, buildings, signs and cars. All this ...

每个喜欢仰望夜空的人都知道一件事:要看到最多的星星......远离城市。 在城市中,人造光来自路灯、建筑物、标志和汽车。所有这些不自然的人造光线都挡住了任何看到星星的机会。 在华盛顿特区,一个名叫吉姆·多尔蒂 (Jim Doughert...


2024-11-08   Pre-Intermediate
Hawaiian Salt Makers Aim to Protect Tradition

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Last summer on the Hawaiian Island of Kauai, Tina Taniguchi was working close to the ground. Her coconut leaf hat covered most of her thick brown hair. Wet soil had gotten on her clothes and her smili...

去年夏天,在夏威夷的可爱岛,Tina Taniguchi 在靠近地面的地方工作。她的椰子叶帽遮住了她浓密的棕色头发。湿漉漉的泥土沾到了她的衣服和她的笑脸上。 谷口在可爱岛西侧的 Hanapepe 盐田工作时笑得很开心。这是一块大约半公顷大...


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