裂缝尖端奇异性

Summer Travel Tips

Summer Travel Tips First, the best beach - Maui . Even the name is 1) soothing. Maui is Hawaii's hottest island. Traditionally, one of the most popular places to go. Whether you're a beach nut or ya l

发表于:2018-11-28 / 阅读(228) / 评论(0)

疯狂英语2003年

零距离美语会话[文化风俗差异]Lesson 5:Did you tip the bellboy

Five Did you tip the bellboy? 你付小费给那个服务生了吗？ 1 Introduction A It is the custom to give tips to waiters in restaurants and taxi drivers. 在餐馆给服务员小费、给的士司机小费被认为是习俗。 B It is also American custom when visiting friends t

发表于:2018-11-30 / 阅读(195) / 评论(0)

零距离美语会话

访谈录 2010-12-12&12-14 奥普拉否认自己是同性恋

If it points the camera forward, at first it sees only black. But as it moves toward the heart of the black hole, it encounters the most bizarre place in the universe. A black hole in massive gravity holds everything down to an unimaginably small poi

发表于:2018-12-07 / 阅读(297) / 评论(0)

访谈录2010

Supermassive Black Holes 超大质量黑洞 - 3

A supermassive black hole is quite simply gravity gone mad. An object of such concentrated matter its gravitational pull is insatiable. Nothing can escape it, not even light itself. Anything that gets

发表于:2018-12-07 / 阅读(415) / 评论(0)

超大质量黑洞

流行美语第147课 - To crack somebody up / Fess up

Larry和李华刚刚看完Robin Williams主演的一部新的喜剧片。两人正准备离开戏院。今天李华会学到两个常用语：to crack somebody up和fess up. LL: That was great! Robin

发表于:2018-12-16 / 阅读(168) / 评论(0)

EPT美语第三级（初高中适用）

趣味青春英语电台第164期:On the tip of your tongue

Idiom: On the tip of your tongue 话到嘴边却忘记了,突然说不上来 Hit the book: Take part in Mission Analyse Marine Expertise Look upon vocation

发表于:2018-12-27 / 阅读(186) / 评论(0)

趣味青春英语

英语儿歌274首第106期:Jimmy crack corn(2)

歌词如下： Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, My master's gone away.

发表于:2018-12-31 / 阅读(167) / 评论(0)

英语儿歌274首

英语儿歌274首第105期:Jimmy crack corn

歌词如下： Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, My master's gone away.

发表于:2018-12-31 / 阅读(157) / 评论(0)

英语儿歌274首

万物简史第10期:如何营造一个宇宙(2)

In either case, get ready for a really big bang. 无论哪种情况，准备好来一次真正的大爆炸。 Naturally, you will wish to retire to a safe place to observe the spectacle. 很自然，你希望退避到一个安全的地方来观察这个

发表于:2019-01-01 / 阅读(119) / 评论(0)

万物简史

Best Tech Writing Tip Ever 曾经最好的科技写作技巧

I once read an essay by Joseph Epstein in which he describes the glee and suspense in watching a stranger read his essay． Its happened to many novelists too the coincidental （dreamed－about） situation where you encounter a stranger reading pag

发表于:2019-01-06 / 阅读(154) / 评论(0)

英语作文

谈商业信件写作的tips

你会写商业信件吗?要传达的内容固然是重头戏，格式和礼貌上的细节问题也不容疏忽。下面就是一些写作中容易忽略掉的小问题，看看你有没有犯吧。 1、人家的名字千万不要错。老一辈的看

发表于:2019-01-06 / 阅读(170) / 评论(0)

英语作文

PBS高端访谈:发展科技解决世界难题

JEFFREY BROWN: Now, mining technology to solve the world's problems. NewsHour economics correspondent Paul Solman recently traveled to California and filed this report on someinnovative thinkers. It's part of his ongoing reporting Making Sense of fin

发表于:2019-01-27 / 阅读(140) / 评论(0)

PBS访谈商业系列

每日一词【250】crack down：镇压

今天我们要学的词是crack down。 Crack down, 是镇压的意思，一般是针对非法行为。Police are cracking down on drug dealers, 意思是警方打击毒品贩子。The troops cracked down on insurgents, 意思是军队镇压反叛分子

发表于:2019-02-02 / 阅读(168) / 评论(0)

英语每日一词

8 Tips For Healthy Living On The Go

8 Tips For Healthy Living On The Go Are you a busy entrepreneur or employee who is usually on the go and doesnt have a lot of time, but still wants to make 2008 the year that you get more healthy? Dont worry, youre not alone. Most people want to get

发表于:2019-02-07 / 阅读(148) / 评论(0)

阅读空间

英语听力—环球英语 1157 Achieving the Singularity

Voice 1 Welcome to Spotlight. Im Christy VanArragon. Voice 2 And Im Joshua Leo. Spotlight uses a special method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Every day, Ray Kurzweil swallows

发表于:2019-02-21 / 阅读(120) / 评论(0)

环球英语 Spotlight

加州英语分级GK Sit Tip! 05

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发表于:2019-03-02 / 阅读(204) / 评论(0)

加州英语分级GK

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发表于:2019-03-02 / 阅读(197) / 评论(0)

加州英语分级GK

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发表于:2019-03-02 / 阅读(208) / 评论(0)

加州英语分级GK

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发表于:2019-03-02 / 阅读(213) / 评论(0)

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发表于:2019-03-02 / 阅读(205) / 评论(0)

加州英语分级GK

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学英语单词

?-reductase

akses

AMA (automatic message accounting)

B.O.NSSS (balance of nuclear steam supply system)

Ban Bing

Baudoin's alloy

benzylpenicillin