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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(254) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(265) / 评论(0) 分类 数学英语

DAVID GREENE, HOST: Every state has a law mandating these buffer zones outside polling places where there can't be any campaigning at all, and these are laws the Supreme Court has long upheld. And today, the court is tackling similar, maybe even stri

发表于:2018-12-17 / 阅读(198) / 评论(0) 分类 2018年NPR美国国家公共电台3月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(322) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(254) / 评论(0) 分类 2014年ESL之商务英语

By Peta Thornycroft Harare 29 March 2008 The polls are closing in Zimbabwe after elections to determine the future of longtime President Robert Mugabe. Peta Thornycroft reports from the capital, Harare, that voting was largely peaceful but few voters

发表于:2019-01-07 / 阅读(184) / 评论(0) 分类 VOA标准英语2008年(三月)

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(299) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Robin Williams thought that the platypus was cobbled together by an inebriated deity: Lets take a beaver. Lets put on a ducks bill. Now we know how weird the platypus is

发表于:2019-01-08 / 阅读(274) / 评论(0) 分类 Scientific American(五)月

A: Where are you going? B: I have to go to work. A: Going to work where? B: Im working at the polling place. A: I didnt know you were working there this year. B: I work at the polling place every year. A: How did you get that job? B: I signed up for

发表于:2019-01-10 / 阅读(168) / 评论(0) 分类 英语情景对话-选举

A: Are you planning on voting? B: Yes. Are you? A: I will be voting tomorrow. B: Whats your polling place? A: My polling place is at the park up the street. B: Oh, yeah? A: Yeah, where is yours? B: I dont know. A: How is it you dont know? B: The loca

发表于:2019-01-15 / 阅读(194) / 评论(0) 分类 英语情景对话-选举

A: Are you voting tomorrow? B: Of course. What about you? A: You know that I am. B: Where is your polling place? A: Its at the park up the street. B: Oh, is that right? A: Wheres your polling place? B: I have no idea. A: How come you dont know where

发表于:2019-01-15 / 阅读(217) / 评论(0) 分类 英语情景对话-选举

A: Are you going to vote tomorrow? B: I sure am. How about you? A: I am. B: Do you know where your polling place is? A: My polling place is up the street at the park. B: Oh, really? A: Wheres yours at? B: Im not sure. A: You should know that already.

发表于:2019-01-15 / 阅读(172) / 评论(0) 分类 英语情景对话-选举

A: Are you leaving? B: Im going to work. A: You have a job? B: Im going to work at the polling place. A: Youre working there this year? B: I work there every year. A: How are you able to work at the polling place? B: I applied for the job online. A:

发表于:2019-01-15 / 阅读(198) / 评论(0) 分类 英语情景对话-选举

古埃及金字塔是奴隶制帝王的陵墓,最宏大的当为吉萨三座大金字塔。塔基呈方形,每边长230米,高146米,用230余万块巨石(每块平均重达2.5吨)垒成,国王墓室用一块400吨重的石板垒成。整体规

发表于:2019-02-01 / 阅读(223) / 评论(0) 分类 阅读空间

By Jeffrey Young Washington 07 November 2007 Every presidential aspirant uses opinion polling data to shape his or her campaign in the quest for the White House. In this segment of How America Elects , VOA's Jeffrey Young looks at the vital role of p

发表于:2019-02-06 / 阅读(221) / 评论(0) 分类 VOA常速英语2007年(十一月)

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(290) / 评论(0) 分类 英语新闻

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(208) / 评论(0) 分类 英语听力练习题

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(185) / 评论(0) 分类 英语听力练习题

CAIRO, May 23 (Xinhua) -- Egypt closed its polling stations on Wednesday evening for the first day of the two-day presidential election with great turnout. The Supreme Presidential Election Commission decided earlier in the day to close the polling s

发表于:2019-02-18 / 阅读(218) / 评论(0) 分类 英语新闻

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来 法里德 很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景 我觉得我很了解你

发表于:2019-02-23 / 阅读(275) / 评论(0) 分类 柯南脱口秀
学英语单词
0792
access to data
accumulator air charging manifold
addressing capacity
Ameripol Ameroid adjunct
anismus
Aquilaria agallocha Roxb.
atrial arrhythmia
attracticide
audio-recordings
auto-correlated error
bar none
bebop
berylline
broaching
budget manual
Buerger-Grutz's disease
Ceresan universal trockenbeize
chromazol yellow 2R
cissus voinieriana hort
civil-military operations
claim for damages caused by children
coole
Cycadales
dissolved impurity
distributed bending moment
double v engine
drainage difficulty
dubimax
dwarf yellow daylily
dydoe
electrical input transducer
EMDP
family Lycoperdaceae
five-core cable
flux pattern
foretooth
Fourth of July speech
gear tipping
geochelone denticulata
Gibson girl
gloicpeltis cervicornis (sur) schmitz
hackle pin
hammer ... into
Heber Springs
his-and-hers
hiskey
hundley
IESE
infundibulum ethmoideum
ingliding
invisibility
Jesmond Dene
kamotho
knife coarse file
levee opening
linear polycondensation
literary narrative
loxoconcha hattorii
lymphocyst
malaxated
monsoon low
mucinaes
Narmada R.
National Cristina Foundation
neurostomatosis
nonreference object
Palleru R.
patricius
person without title
porous bearing
pray someone for to do something
pressure-duration
pseudonormal
remain constant
rheological equation
Ribeira Grande
rpd
Russkiy Zavorot, Mys
sample hunter
santo antonio de balsas (balsas)
Schmidt net
screen-printings
selectable marker
shuttle receive box
smallest sample value
statoscopes
tell me about it
tetrahydroxy dibasic acid
texture of the Moon
the yellow races
then-all
to go clubbing
to make a balls of...
toe of bracket
tyrannical
unanalysed
University College Hospital
unscareable
voluntary stranding
wireless internet service provider
xivvest