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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(236) / 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(239) / 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(175) / 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(292) / 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(228) / 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(168) / 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(263) / 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(248) / 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(158) / 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(168) / 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(202) / 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(159) / 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(189) / 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(195) / 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(210) / 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(263) / 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(191) / 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(174) / 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(201) / 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(248) / 评论(0) 分类 柯南脱口秀
学英语单词
Aldabra Islands
anthropopsychism
anticonsumerists
arrows
avian morphology
Ban Teung
base to height ratio
Bath Olivers
bilateral network
bio-psychosocial
bismuth trisulfide
Boxgrove
Bulbus cornus posterioris
calcium serum
calculator batch terminal
callose synthetase
commutator for emergency manoeuvres
competitors
contemptful
cuttlefish process
demineralize
diphosphotransferases
disinthrallment
diterpene
documentarist
elimination ledger
emprin
encheliophis gracilis
essential bus
expo
fallen
fiber-optic modem
finishing up with
gain stroke lever
gethsemani
glei horizon
hepatitis B antigen
hexamethylene diamine
homeotypical
Homoiousion
hsianghualite
Huacho
in detail
in the middle of
incomplete breakdown
indexed object
instantaneous-audience rating
karter
lafferty gage
lateral ligament of the malleus
leiognathus bindus
liquid nitrogen converter
Makuka
milling liquor
Mingmu Dihuang Wan
mining authority
mol.
mompara
neonate
neoschoengastia posekanyi
Normanist
obits
oilpainting
overlond valve
Papayal
petroleum pipeline survey
piece-by-piece
pilomotor fiber
pistocythereis bradyformis
plain spark-gap
pragmalinguistics
preovum
principle of parsimony
procreated
psychologic effect
Ravel Seamount
rayodal
real-size
reflection cross-talk
regionalization map
reinforce insufficiency and reduce excessiveness
Rosenmmuller's body
rug merchants
satin derivative
sexly
sigfiles
study grant
sub-carriage
subfrontal shoot
superphenomenal
tallacks
Terminalia myriocarpa
thjr
tweich
ultimate load factor
unified state control over income and expenditure
unscreened coal
vestibulum vaginae
vocoder rate
whole-kernel style corn
wingsecond
wiper hammer