[化] 时间分辨光谱

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(430) / 评论(0) 分类 超大质量黑洞

AS IT IS 2015-03-30 Dead Sea Scrolls Still Have Lessons to Teach 死海古卷仍有我们需要学习的东西 The documents known as the Dead Sea Scrolls were uncovered in the mid-20th century. They still have things to tell us about life and religi

发表于:2018-12-08 / 阅读(131) / 评论(0) 分类 2015年VOA慢速英语(三)月

Overcoming Procrastination 攻克拖延症 We all procrastinate at some time or other-it's part of being human. 偶尔我们都会做事拖延---这是人性中的一部分。 We frequently put off doing things that we know we should do for a multitu

发表于:2018-12-18 / 阅读(116) / 评论(0) 分类 生活英语听力文章

These were days I will always treasure. It was as if we had been transported back to our childhood when we spent such an enormous amount of time together the two youngest in the family. Fundamentally she had not changed at all from the big sister who

发表于:2018-12-30 / 阅读(242) / 评论(0) 分类 名人励志英语演讲

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: we say hello again to English teacher Lida Baker in Los Angeles to talk about greetings in America. AA: So now typically, if someone says 'how are you doing?' RS: Yeah, typically

发表于:2018-12-30 / 阅读(141) / 评论(0) 分类 词汇大师(Wordmaster)

President Bush Discusses National Security, Homeland Security and the Freedom Agenda at U.S. Army War College THE PRESIDENT: Thank you very much. Please be seated. (Applause.) Thank you for the warm welcome. I'm sorry I'm late. (Laughter.) But I am

发表于:2018-12-30 / 阅读(180) / 评论(0) 分类 美国总统每日发言

Exceptional Minds: The Creative Power of Young Adults with Autism 特殊的思维:自闭症儿童的创造力 For young people identified as on the autism spectrum, growing into adulthood can have its own challenges. But students at the non-profit

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 2016年VOA慢速英语(十)月

When you look back on yourself in the past - 10, 20, 30 or more years ago - its surprising to see how much you have changed over time. Your experiences, your friends, your family and your work have all shaped who you are right now. But where will you

发表于:2019-01-08 / 阅读(133) / 评论(0) 分类 励志英语

AS IT IS 2014-08-05 War in Gaza is Also on the Internet 加沙战争从现实烧到网络 The war in the Gaza Strip is being fought as much on the Internet as it is on the ground. Some people say the increased use of social media is changing the way

发表于:2019-01-12 / 阅读(124) / 评论(0) 分类 2014年VOA慢速英语(八)月

Over 10 percent of New Yorkers, nearly 425,000, are unemployed and looking for work, the highest rate in the three decades that records have been kept. The city's jobless numbers are expected to stay at ten percent or above through next year. And tha

发表于:2019-01-13 / 阅读(162) / 评论(0) 分类 VOA标准英语2010年(三月)

I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: we say hello again to English teacher Lida Baker in Los Angeles to talk about greetings in America. AA: So now typically, if someone says 'how are you doing?' ... RS: Yeah, typically

发表于:2019-01-18 / 阅读(146) / 评论(0) 分类 英语单词大师-Word Master

Why bother? The game is rigged. My vote won't count. 为什么非要投票呢?选举被操纵了。我那一票不起作用。 The choices are terrible. Voting is for suckers. 选举的结果很糟糕。选举都是骗人的。 Perhaps you've thoug

发表于:2019-02-13 / 阅读(166) / 评论(0) 分类 TED演讲国际问题篇

Why? Why? is a question that parents ask me all the time. Why did my child develop autism? As a pediatrician, as a geneticist, as a researcher, we try and address that question. But autism is not a single condition. It's actually a spectrum of disord

发表于:2019-02-16 / 阅读(142) / 评论(0) 分类 英语语言学习

Who are being recognized here today at the commencement ceremony a federal magistrate. 你们也在今天的授学位典礼上得到了承认一位联邦行政司法官 A president of a prestigious international university and a US senator is a prett

发表于:2019-02-16 / 阅读(115) / 评论(0) 分类 公众人物毕业演讲

Broadcast: February 22, 2005 I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: we say hello again to English teacher Lida Baker in Los Angeles to talk about greetings in America. AA: So now typically, if someone says 'how are you doi

发表于:2019-02-16 / 阅读(210) / 评论(0) 分类 词汇大师(Wordmaster)

Science and technology 科学技术 Searching for aliens 寻找外星人 The wow factor 防止再次意外 A new citizen-science project will improve the chances of finding ET 一个新的平民科学项目可以增大找到地外智慧的机会 EVER

发表于:2019-02-16 / 阅读(146) / 评论(0) 分类 经济学人科技系列

President Barack Obama is cautiously welcoming Friday's news that the U.S. unemployment rate continues to fall. The president says the December jobless numbers show that the nations economy is moving in the right direction. With unemployment at its l

发表于:2019-02-18 / 阅读(145) / 评论(0) 分类 英语新闻

Its Time to Change Your Life Too often we come home after a long day at work and open the takeout food, then plop down on the couch and watch TV until its time for bed. The next day, we do the same thing again. While I have been known to indulge in t

发表于:2019-02-18 / 阅读(143) / 评论(0) 分类 阅读空间

本期内容: Auticon, previously known as Mindspark, is one of only a handful of companies that cater exclusively for employees who are on the autistic spectrum. It was founded by Gray Benoist who, as the father of two autistic sons, saw few optio

发表于:2019-02-20 / 阅读(134) / 评论(0) 分类 夏说英语新闻晨读

And they tried everything they had. 住院后,医生尽其所能。 They tried the usual psychotherapy. 他们试了常规的心理疗法, They tried every medication available in those days. 也尝试了那个时候所有可能的药物。 And t

发表于:2019-03-04 / 阅读(206) / 评论(0) 分类 TED演讲教育篇
学英语单词
abu zeydabad
accelerator resonance
adipocerate
adjustable crop calendar
afrocucumis africana
al-Aksa Martyrs Brigades
antiaircraft engineering
archaeogenetics
Ardefem
arterial goiter
be well repute
besin
bible-reader
blue day
Bol.
brandless
Caratinga
Cathie unit
chemistry of Phobos
Chinese celery
coccygeal muscle (or caudal muscle)
combination density and moisture meter
computer system validation
convex toward the liquid interface
curvilinear path
deoxidized copper
drain water pond
drowses
dry oxidation
durability
empyema tube
Espakeh
essential thrombocythemia
exarticulatio intertarsea anterior
F. I. L. E
fiorello
flat-plate type bulkhead
floatages
flux line
form of money
francon eyepiece
front connecting rod
grain testing sieve
harmonic mixing
high temperature resistant
high-rise flat
highest turbinate bone
ideot
join condition
joyning
kulkan shawl
lamellar eutectic structure
maguas
main exhaust pipe
memory function
menehune
metastucture
microfluorometric
modulation error
moirest
molding wash
monotonality
negative B-ignore-A gate
nodal arrhythmia
Oberwald
oil retainer collar
organon parenchymatosum
original edition
person born out of wedlcok
phosphorescent pigment
Platanthera sachalinensis
polyendocrine
powered ferry boat
prepel
program amplifier
punjabi folk dances (n. india)
rami communicans cum nervo ulnari
reciprocal cell
reference trigger pulse
RhoGAM
road layout
semianalytic inertial navigation system
skure
space interval system
standard taper gage
start stop modulation
stock card
stock-vice
street performers
suscitated
tertiary risks
trot away
unemployment compensation tax
unendeared
unintentional additive
unweb
vapour treatment
vollary
watered out interval
wear resistance (see also abrasion resistance)
why-why
yeave