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听力等级

科学研究   

2022-07-05   Video
Black Holes Explained

Keywords:

Black holes are one of the strangest things in existence. They don't seem to make any sense at all. Where do they come from... ...and what happens if you fall into one? Stars are incredibl...

黑洞是现存最奇怪的事物之一。 它们似乎根本没有任何意义。 他们来自哪里...... ...如果你陷入其中会发生什么? 恒星是令人难以置信的巨大集合体,主要是氢原子 它们在自身引力的作用下从巨大的气体云中坍塌而来...


2022-07-03   Intermediate
Darwin - Ghostbuster, Muse and Magistrate

Keywords:

Milner: I just edited a special issue of the journal of the Linnaean Society of London. It is the 150th anniversary of the presentation of the Darwin‚ ÄìWallace paper at the Linnaean Society. Steve: ...

米尔纳:我刚刚编辑了伦敦林奈学会期刊的一期特刊。今年是达尔文·艾·华莱士 (Darwin' ?ìWallace) 论文在林奈学会发表 150 周年。 史蒂夫:1858 年,联合出版。 Milner:是的。有时被历史学家称为 1858 年...


2022-07-01   Intermediate
The Geology of Mausoleums

Keywords:

Olsen: This monument for Matthew Borden, Matthew was the calico king of Fall River, Massachusetts— made his millions in fabric. This monument was constructed in 1904, the architecture from Carrére and...

奥尔森:这座纪念碑是马修·博登的纪念碑,马修是马萨诸塞州福尔里弗的印花布之王——他在织物上赚了数百万美元。这座纪念碑建于 1904 年,由 Carrére 和 Hastings 设计,他们为我们提供了纽约公共图书馆。他们是设计这件作品的人,...


2022-07-01   Video
What is Dark Matter and Dark Energy

Keywords:

Matter, as we know it; Atoms, stars and galaxies, planets and trees, rocks and us. This matter accounts for less than 5% of the known universe. About 25% is dark matter; and 70% is dark ...

正如我们所知道的物质; 原子、恒星和星系、行星和 树木、岩石和我们。 这件事占的比小于 已知宇宙的 5%。 大约 25% 是暗物质; 70% 是暗能量。 这两者都是看不见的。 这有点奇怪,因为它 表明我...


2022-06-27   Video
What If There was a Black Hole in Your Pocket

Keywords:

What would happen to you if a black hole the size of a coin suddenly appeared near you? Short answer: you’d die. Long answer: it depends. Is it a black hole with the mass of a coin, o...

如果 硬币大小的黑洞 突然出现在你附近? 简短的回答:你会死的。 长一点的回答:这要看情况。 它是一个黑洞吗 硬币的质量, 还是像硬币一样宽? 假设美国镍币 质量约 5 克 神奇地坍塌成一个黑...


2022-06-25   Intermediate
The Link Between Diet and Fertility

Keywords:

Graber: You're known for your research in nutrition and its impact on different health outcomes, and you've already written a book about health and nutrition, and I was wondering did you write a book ...

Graber:您以营养学及其对不同健康结果的影响的研究而闻名,您已经写了一本关于健康和营养的书,我想知道您写过一本关于生育的书吗? Willett:嗯,这不是我出去写的书;这实际上是基于我们 Jorge Chavarro 博士的工作,他是...


2022-06-24   Pre-Intermediate
A Tsunami Causes Can be Lessened by Timely Warnings

Keywords:

Tsunami is a two-character Japanese word."Tsu" means "harbor," and "nami" means "wave." So, the Japanese call tsunamis, "harbor waves." Tsunamis happen after an earthquake strikes,either near or under...

海啸是一个由两个字符组成的日语单词。“Tsu”的意思是“港口”,“nami”的意思是“波浪”。因此,日本人称海啸为“港湾波”。海啸发生在地震发生后,无论是在海底附近还是海底下。地震使大量水流失。然后,海浪迅速而有力地向内陆移动,经常造成死亡...


2022-06-23   Intermediate
Alternative Energy

Keywords:

Steve: There's an interesting kind of overarching futuristic theme here. Rennie: Yeah, I think a lot of articles in this issue, somewhat by coincidence more than design, really have to do with a lot ...

Steve:这里有一个有趣的总体未来主义主题。 Rennie:是的,我认为本期的很多文章,在某种程度上是巧合,而不是设计,确实与技术的未来发展有关;我们可以应用于各种问题的所有新技术、各种新技术解决方案;因此,这些故事中出现了许多非常科幻...


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