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听力等级

科学研究   

2024-03-29   British English
DNA Grants Researchers a Glimpse of Neanderthal Family Life, Part 1

Keywords:

DNA grants researchers a glimpse of Neanderthal family life. Fresh from his award a couple of weeks ago of a Nobel prize for his work on the DNA of early human species, including Neanderthals, Svan...

DNA让研究人员得以一窥尼安德特人的家族生活。几周前,诺贝尔奖颁给了斯万特·帕博(或者更准确地说,他和他的团队),以表彰其在例如尼安德特人等早期人类物种的DNA方面所做出的贡献,斯万特·佩博不久前在《自然》杂志上发表了迄今为止关于尼安德特人...


2024-03-28   Intermediate
Ira Flatow and the Teachable Moment, Part 2

Keywords:

Ira Flatow: You have to find the gatekeeper. I did science on CBS for a couple of years and the only reason why I was able to do it was because the producer enjoyed science and he didn’t mind...

Ira Flatow:你得找到看门人。我在 CBS 做了几年科学工作,我能够做这件事的唯一原因是因为制片人喜欢科学,他不介意让科学记者来谈论科学,因为他知道如果你以正确的方式呈现它,你就可以让它变得有趣,人们会喜欢它,他们真的很喜欢这个片段...


2024-03-28   Video
What Would Happen If the Ocean Was Transparent

Keywords:

Oceans cover roughly 70% of the Earth's surface, but so far, humans have explored less than one percent of what lies beneath. Now, imagine, instead of the oceans looking murky like this: T...

海洋覆盖了大约 70% 的 地球表面,但到目前为止, 人类探索的 地下的百分之一。 现在,想象一下,而不是 海洋看起来浑浊,如下所示: 他们像这样清晰地表示: 是什么让这些水域变得浑浊? 嗯,很多东西来自...


2024-03-26   Intermediate
Ira Flatow and the Teachable Moment, Part 1

Keywords:

Mariette DiChristina: Now it is my truly distinct pleasure to ask a friend and also the host of Science Friday to come to the stage, Ira Flatow. I have to say Ira I’ve been a science journalist for 25...

Mariette DiChristina:现在,我非常高兴邀请一位朋友,也是科学星期五的主持人 Ira Flatow 上台。我不得不说 Ira,我做了 25 年的科学记者,采访你可能是我发现到目前为止我的工作中最令人生畏的事情之一,这个人专...


2024-03-26   Video
What Would Happen If Earth Lost All Its Coral Reefs

Keywords:

What if we lost all of our coral reefs overnight? Ocean diving would become less impressive, that's for sure. But what about the marine ecosystems they sustain? This is WHAT IF, and here...

如果我们在一夜之间失去了所有的珊瑚礁怎么办? 海洋潜水将变成 没那么令人印象深刻,这是肯定的。 但是海洋呢 他们维持的生态系统? 这就是 WHAT IF, 以下是将要发生的事情 如果所有的珊瑚礁都消失了。 ...


2024-03-25   Pre-Intermediate
Major Progress in Health Through Technology, Part Two

Keywords:

And every five to seven years,the batteries that supply power must be changed.This requires another operation.Dr. Marban says the devices are not right for all patients.And others are too sick to use ...

而且每 5 到 7 年,必须更换一次供电的电池。这需要另一次手术。Marban 医生说,这些设备并不适合所有患者。而其他人病得太重,无法使用它们。他说,研究人员计划在大约两年内将实验基因放在病情严重的患者中。他们想证明这个基因既安全又有效。...


2024-03-24   Intermediate
Cuddling Up to Biotech’s Brave New Beasts, Part 5

Keywords:

Steve Mirsky: Right I’m( not suffering from that but )on the other hand the male-pattern baldness mouse is probably not suffering to the extent that the neurologically-disabled mouse is. Emily...

史蒂夫·米尔斯基:是的,我(不是患有这种疾病,而是)另一方面,雄性型秃顶小鼠可能没有像神经残疾小鼠那样痛苦。 Emily Anthes:是的,我的意思是,这就是为什么你必须单独看待每个案例,这很困难,因为案例太多了,比如说,在这个特定的情...


2024-03-24   Video
What Happens if a Supervolcano Blows Up

Keywords:

The Earth is a gigantic ball of semi-molten rock, with a heart of iron as hot as the surface of the Sun. Titanic amounts of heat left over from its birth and the radioactive decay of trillion...

地球是一个巨大的半熔融岩石球体, 他的铁心跟 太阳 巨大的热量 数万亿的诞生和放射性衰变 数以吨计的放射性元素无法逃脱 但向上。跨越数千人的岩石流 公里将这种能量带到地表。 地壳是唯一挡住他们去路的东西。 它...


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