吸积假说

大学英语自学教程上UNIT10

[00:04.49]Scientific Attitudes [00:06.97]科学的态度 [00:09.46]Science had its beginning when man started asking questionsabout his environment. [00:14.18]科学起源于人类开始对自身环境产生疑问的时候. [00:18.91]He wondered where the sun went at night an

发表于:2018-12-04 / 阅读(94) / 评论(0)

大学英语自学教程上

托福听力短文 I-03-1

(woman) In our lab today, we'll be testing the hypothesis that babied can count as early as five months of age. The six babies here are all less than six months old. You'll be watching them on closed-circuit TV and measuring their responses. The exp

发表于:2018-12-05 / 阅读(98) / 评论(0)

托福听力短文

生活大爆炸第一季第二集_2The Big Bran Hypothesis

生活大爆炸第一季第二集_2The Big Bran Hypothesis -Leonard: Come on, we should go. 快点，我们得走了。 -Sheldon: Hang on. 等一下。 -Leonard: What are you doing? 你在干嘛? -Sheldon: I'm straightening up. 我在清理。 -Leona

发表于:2018-12-07 / 阅读(81) / 评论(0)

生活大爆炸第一季

Supermassive Black Holes 超大质量黑洞 - 15

In January 2000, John Dubinski set out to calculate the final fate of our galaxy, the Milky Way, and that of our nearest neighbor, Andromeda. The Andromeda galaxy is actually falling towards the Milky

发表于:2018-12-07 / 阅读(348) / 评论(0)

超大质量黑洞

英语四级词汇与语法精选特训(1)

1. Would you mind ____ quiet for a moment? I'm trying ____ of form. A) keeping,to fill out B) keeping,filling out C) keep,to fill out D) to keep,to fill out 2. Mercury is different from other industrial metals ____ it is a liquid. A) because of B) wh

发表于:2018-12-17 / 阅读(65) / 评论(0)

大学四六级阅读

托福阅读：读懂句子，攻克托福阅读简化题

托福阅读的问题，归根结底就是读不懂：文章读不懂，或者问题和选项读不懂。一切所谓的解题技巧也是为了帮助我们读懂，而不是在读不懂文章的基础上仍然能够解题。在一篇700多单词的文

发表于:2018-12-19 / 阅读(86) / 评论(0)

托福英语

科学美国人60秒 SSS 火星着陆器将在行星内部运行

Mars Lander Will Peer Inside Planet Absolutely spectacular missionand its not a rover, its a lander. Its designed to land and deploy several instruments. 这是一个绝对壮观的使命......它不是漫游者，而是着陆器。旨在登陆和部署

发表于:2018-12-24 / 阅读(81) / 评论(0)

2018年科学美国人5月

趣味青春英语电台第134期:Off the record

Idiom: Off the record 非正式的，不记录下来的事 Hit the book: Likelihood Strain Incorporate Well-being Complement Be consistent with Hypothesis

发表于:2018-12-27 / 阅读(99) / 评论(0)

趣味青春英语

为什么总感觉睡不够?

人的一生中，将近三分之一的时间是用于睡觉的。刚出生的婴儿几乎每天要睡20个小时；即使成年后，每夭至少要睡 6～7小时。不管睡眠时间长短如何，睡觉看来是人必不可少的行为。这一点

发表于:2018-12-27 / 阅读(88) / 评论(0)

英语听力广播—Listening

Solving problems Scientifically

LESSoN TEN (B) TEXT B Solving problems Scientifically There are scientific ways in which man solves problems. once his curiosity has been aroused, he uses certain methods and procedures to obtain new

发表于:2018-12-30 / 阅读(149) / 评论(0)

自考英语（一）78讲

60秒科学:Do Rainforests Create Rain?

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

发表于:2019-01-02 / 阅读(154) / 评论(0)

60秒科学

Greenspan Predicts US Job Growth Soon

Greenspan Predicts US Job Growth Soon Barry Woods U.S. central bank chief Alan Greenspan told a congressional committee Thursday that the United States must resist protectionism . Mr. Greenspan told t

发表于:2019-01-07 / 阅读(90) / 评论(0)

VOA2004（上）--各类新闻

SSS 2009-05-07

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

发表于:2019-01-08 / 阅读(109) / 评论(0)

Scientific American(五)月

科学美国人60秒 SSS 2016-8-05

Mars is a planet of outsized splendor. Despite being only half as big and a tenth as heavy as Earth, it bears the solar systems tallest mountain, longest canyon and largest crater. At 22 and 12 kilometers wide, however, its inner moon Phobos and oute

发表于:2019-01-20 / 阅读(90) / 评论(0)

2016年Scientific American(八)月

英语听力：自然百科穿越银河系的旅行 Through Milky Way—16

The glowing region is the accretion disc, star debris falling inward, would turn round in the maelstrom heated by frictions to such high temperatures that it glows white hot. So at the center of our galaxy, we do have a black hole. We now know that t

发表于:2019-01-22 / 阅读(70) / 评论(0)

自然百科2011年

雅思阅读词汇：火山爆发(一)

火山爆发 The Eruption of Volcano abundant adj. 丰富的，富余的 accretion n. 增长 accumulation n. 积聚，堆积物 active volcano 活火山 Alaska Volcano Observatory 阿拉斯加州火山观

发表于:2019-02-02 / 阅读(143) / 评论(0)

英文语法词汇

Del Bosque warns of Italian threat in Euro 2012

MADRID, Dec. 2 (Xinhua) -- Spain coach Vicente del Bosque was cautious about his side's chances of success in the 2012 European Championship after the draw was held in Kiev on Friday. Spain travel to the competition, which will be held in Poland and

发表于:2019-02-18 / 阅读(68) / 评论(0)

英语新闻

【英语语言学习】宝贝们都在想什么

What is going on in this baby's mind? If you'd asked people this 30 years ago, most people, including psychologists, would have said that this baby was irrational, illogical, egocentric -- that he couldn't take the perspective of another person or un

发表于:2019-02-23 / 阅读(76) / 评论(0)

英语语言学习

备考托福阅读要有点“心机”

在托福阅读备考过程中，没有一点心机是不行的！我们在选资料，练真题，解题等方面都要有方法有技巧的进行，以下是小编这个心机girl给大家推荐的几点心机秘籍，助力大家早日取得托福阅

发表于:2019-03-04 / 阅读(142) / 评论(0)

托福英语

生活大爆炸第一季第二集_3The Big Bran Hypothesis

生活大爆炸第一季第二集_3The Big Bran Hypothesis -Penny：Hey, Raj. 嗨，Raj。 Hey, listen. 嘿，听着。 I don't know if you heard about what happened last night with Leonard and Sheldon, 我不知道你是否听说了，昨晚 Leonard和

发表于:2019-03-16 / 阅读(339) / 评论(0)

生活大爆炸第一季

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学英语单词

accelerate stop distance available

aculeated

adaptation of the rods

aphakic detachment of retina

blind borehole process

boissier

Błonie