[核] 分寿命放射性同位素

SSS 2008-05-26

This is Scientific American 60-Second Science.I am Steve Mersky, got a minute? Phoenix has landed! Phoenix has landed! Welcome to the northern plains of Mars. That was the Jet Propulsion Laboratorys Richard Kornfeld, Sunday at 7:53pm eastern time, ac

发表于:2018-12-24 / 阅读(75) / 评论(0)

Scientific American(五)月

SSS 2008-02-20

This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any

发表于:2018-12-24 / 阅读(85) / 评论(0)

Scientific American(二)月

SSS 2009-03-31

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? How do you do a brain scan on a gorilla. Yeah, yeah, very carefully, right. He sleeps anywhere he wants to, too. But seriously, trying to do an MRI on a gorilla presen

发表于:2018-12-24 / 阅读(86) / 评论(0)

Scientific American(三)月

【一起听英语】人口老龄化

人人都会面临衰老。退休之后面临的问题不止这些，还有退休金，养老保险，等等问题... Alice: Hello! Im Alice and this is 6 Minute English. Im joined today by Abdu. Hi Abdu. Abdu: Hi Alice. Alice: Today were talking abo

发表于:2018-12-27 / 阅读(53) / 评论(0)

一起听英语

【一起听英语】与外星人的联系

真的存在外星人吗？这至今都是一个谜... Rob: Hello! Im Rob and this is 6 Minute English. Im joined today by Alice. Hello Alice. Alice: Hi Rob. Rob: Today, were talking about alien life form and who on planet earth would aliens speak to

发表于:2018-12-27 / 阅读(64) / 评论(0)

一起听英语

【一起听英语】在火星上骑行

在火星上骑行是一种怎样的体验，一定比在伦敦上下班高峰期开车还费劲吧...... Neil: Hello and welcome to 6 Minute English from BBC Learning English, I'm Neil and with me today is Chris. Chris: Hello there. Neil: Now Chris,

发表于:2018-12-27 / 阅读(52) / 评论(0)

一起听英语

SSS 2008-05-05

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(97) / 评论(0)

Scientific American(五)月

SSS 2008-02-07

This is Scientific Americans' 60-Second Science. I am Adam Hinterthuer. Got a minute? Hitting your mid-forties? Chances are you are feeling down but don't hang your head. You are just at the bottom of life's U shaped path of happiness. You might not

发表于:2019-01-08 / 阅读(83) / 评论(0)

Scientific American(二)月

SSS 2010-10-13

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will just take a minute. Blackjack, slot machines, good ol Texas holdem. People love to gamble. And were not the only ones. A new study shows that pigeons will also pass up a sure

发表于:2019-01-08 / 阅读(92) / 评论(0)

Scientific American(十)月

SSS 2011-05-12

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Theres one message waiting for you. Imagine that you wanna send a secret message to your colleague at the CIA. You can encrypt it to prevent counterspies from re

发表于:2019-01-08 / 阅读(90) / 评论(0)

Scientific American(五)月

SSS 2011-04-18

This is Scientific American's 60-Second Science. I'm Cynthia Grabera. This will just take a minute. Keeping the brain active and engaged appears to combat the cognitive decline associated with getting older. Now a study has found a new, but related,

发表于:2019-01-08 / 阅读(80) / 评论(0)

Scientific American(四)月

Santos defeats Fluminense 2-1

RIO DE JANEIRO, Aug. 24 (Xinhua) -- Home team Santos beat Fluminense 2-1 from the eighth round of the 2011 Brazilian Championshipon Wednesday. The win is Santos' second-straight as the team looks to recover after a slow start in the competition. Befo

发表于:2019-02-07 / 阅读(79) / 评论(0)

英语新闻

生活中的两极

无论身处何处，我总会找一个让自己不快乐的理由。不论是酷暑还是寒冬，健康还是疾病，富有还是贫穷，我总是想让自己的处境有所改变。但我将不再这样，我将为眼前的处境找一个开心的

发表于:2019-02-09 / 阅读(84) / 评论(0)

阅读空间

生活中的两个极点

It has been so bitterly cold here in Pennsylvania. I cant remember a winter being as cold as this, but Im sure there were colder days. Even though the daylight hours are growing longer minute by minute, its easy to find an excuse not to go out unless

发表于:2019-02-09 / 阅读(53) / 评论(0)

求职英语

双语阅读：一分钟能做的事情

发表于:2019-02-11 / 阅读(95) / 评论(0)

阅读空间

Forlan on target in Internacional victory

RIO DE JANEIRO, Feb. 24 (Xinhua) -- Uruguay striker Diego Forlan scored his fourth goal from as many matches as Internacional overcame arch rivals Gremio 2-1 in Brazil's Campeonato Gaucho on Sunday. The 33-year-old opened the scoring at Porto Alegre'

发表于:2019-02-13 / 阅读(85) / 评论(0)

英语新闻

英语美文：Two extremes in life

发表于:2019-02-20 / 阅读(73) / 评论(0)

英语美文

英语美文：生活中的两极

发表于:2019-02-25 / 阅读(72) / 评论(0)

英语美文

老外最常用的英文短语第212期:be back

释义： be back 回来暂时离开位置，再回来的意思。be back 可以单独使用，或者附加上详细的内容，接地点或时间的副词。例句： I'll be back ( in a minute ) . 我马上就回来。 He should be back in ten mi

发表于:2019-02-26 / 阅读(73) / 评论(0)

老外最常用的英文短语

英文乡村歌曲：Mark Wills - Loving Every Minute

I was never really breathing My heart was never really beating Till you held me In your arms And every love that didn't last Every second of my past Simply disappeared Into the dark And with that first kiss I felt my life beginning And the clock just

发表于:2019-03-02 / 阅读(116) / 评论(0)

美国乡村音乐

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accraze

adverb of degree

airport surface detection equipment

albumose-free(tuberculin)