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听力等级

科学研究   

2023-10-09   British English
Social Status and Health, Part One

Keywords:

Science and Technology. Social status and health. Misery index. Low social status is bad for your health. Biologists are starting to understand why. Once upon a time the overstressed executive b...

科技 社会地位与健康 贫困指数 为什么社会地位低对身体不好 生物学家开始理解此中的奥秘 曾经,人们对现代化的一个根深蒂固的印象是,领导们在巨大压力的折磨之下,对着电话狂吼,下达命令,取消会议,待在办公室到很晚,最后死于心脏病。可...


2023-10-08   Intermediate
About the Future of the Technological World that We're Building Today - Ⅳ

Keywords:

Joy: Whereas right now, you know when the AT&T people came to me 25 years ago, and they couldn't believe that anyone would ever do phone calls on the Internet; and they said, "The packets mig...

乔伊:而现在,你知道25年前AT&T的人来找我的时候,他们简直不敢相信有人会在互联网上打电话;他们说,“包裹可能会延迟,”我对他们说,”只需发送三次。“你知道,无论概率如何,我都会以三种不同的方式发送,谁在乎呢?这简直不可思议——真是浪费带...


2023-10-08   Video
The Science of an Extreme Animal Athlete

Keywords:

SHANE CAMPBELL-STATON: Meet my colleagues, Nate and Zac. They take running pretty seriously. NATE SENNER: Why do I run? I mean, I run because I enjoy pushing myself to my limits and...

尚恩·坎贝尔-斯托顿:见面我的同事,内特和扎克。他们喜欢跑步非常认真。NATE SENNER:我为什么跑步?我跑步是因为我喜欢把自己逼到极限并试图弄清楚这些限制是什么。ZAC CHEVIRON:为在过去的几年里,我一直在做超级马拉松。它使我...


2023-10-06   Intermediate
About the Future of the Technological World that We're Building Today - Ⅲ

Keywords:

Guterl: Well it's an interesting idea; so then basically the Internet has become this wild thing that we don't have any control over, that we really don't… Hillis: We have some cont...

古特尔:嗯,这是一个有趣的想法;所以基本上,互联网已经变成了我们无法控制的疯狂事物,我们真的不…希利斯:我们对它有一些控制。Guterl:有些控制,但我们真的不了解它,我们不知道它会做什么,然后我们需要在其中构建我们可以预测的较小系统?希利...


2023-10-06   Video
Why Blue Whales Don't Get Cancer

Keywords:

Cancer is a creepy and mysterious thing. In the process of trying to understand it, to get better at killing it, we discovered a biological paradox that remains unsolved to this day: Larg...

癌症是一个令人毛骨悚然和神秘的东西。在试图理解它的过程中,为了更好地杀死它,我们发现了一个生物学悖论至今仍未解决的问题:大型动物似乎对癌症免疫,这说不通。人越大,癌症就应该越多。要理解为什么我们首先需要看看癌症本身的性质。我们的细胞是蛋白质...


2023-10-04   Intermediate
About the Future of the Technological World that We're Building Today - Ⅱ

Keywords:

Joy: We mostly respond to e-mails. (laughs) Hillis: But in those days… Guterl: It's a hell you've created, so. Hillis: You could hold the whole thing in your he...

乔伊:我们主要回复电子邮件。(笑)希利斯:但在那些日子里…古特尔:这是你创造的地狱,所以。希利斯:你可以把整件事都记在脑子里。你知道,比尔可能是最后一个把整个操作系统都记在脑子里的人。乔伊:整个事情都在我的控制之下。希利斯:现在没有人把操作...


2023-10-04   Video
Unlimited Resources From Space – Asteroid Mining

Keywords:

Аhhh, casually watching a video on UTube on a computer more powerful than anything humanity could build a few decades ago. Тhis progress and all the wonderful machines you take for granted ...

Аhhh,在UTube上随意观看视频在一台比几十年前人类所能建造的任何东西都强大的计算机上。他的进步和你认为理所当然的所有神奇机器是用一些稀有珍贵的材料建造的名字像铽、钕或钽。将这些稀有材料从地面带入你的设备是丑陋的采矿业对空气和水污染负有...


2023-10-03   British English
Silent Transmission in the Study of Infectious Diseases - Ⅱ

Keywords:

All this suggests that the number of infected people unwittingly infecting others could be quite large. What is unclear is how infectious these people actually are. That is what the second stran...

所有这些都表明,被感染者的人数可能相当庞大。现在还不清楚这些人到底有多大的传染性。这是关于SARS-COV-2无症状和症状前传染的第二部分研究。它利用了各种实验室研究。 在其中几个研究中,从无症状感染者鼻腔和咽喉拭子中采集的病毒量和那...


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