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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
Acmella paniculata
advance overburden
air-filled nucleus
Ali Bandar
allinement
aluminohydrides
amidopyrine
Anaphalis rhododactyla
antimonous oxysulfide
AP endonuclease
apazines
ardour
automatic flat die thread-rolling machine
blast them
bonillas
bristol bay gill net boat
buffer store
ceramic-on-ceramic
certificate of import licence
chateau margaux
ciprianis
cirrus fibratus
conodrymium
cross head engine
delesseria tobacooides okam.
democractic
eotetranychus lewisi
epinephelus radiatus
fabric element unit
forced-torque drive
four-storeyed
Frenchpersons
fusible-plug
gastroblast
genus Citrullus
genus holbrookias
genus thunbergias
heading per standard compass
Hexastibiopalladite
homogeneous bounded domain
hood for fume
hybrid computation
immune suppression
infrared radiations
infrared static sensor
jar squeezer
jet-assisted takeoff
justify inhibit
kenine
Kornoukhovo
Lagochilus brachyacanthus
laser gravitometer
lighting of library building
lockability
magnetic particle detection
marlipoensis
mean observatory
microgenetics
mold point
naphthonitrile
nonmicroprogrammed interface
norway spruces
nose tentacles
optical quartz
outrecuidant
overspread tree
oxymethylconiferin
paraffinu
penicillin-resistant bacterias
pharies
physical plant
physical treatment of seed
polygonometric network
possess someone of something
ppki
prologized
pseudomembranous enteritis
quantitied
queen truss
r.i.c.e
randia acutidens hemsl.
rated size
re-provisions
scrivenership
scuz
sectional tray
sell them
short-sea coaster
siliconized iron plate
sintered light metal
sovkoz state farms
spiritual bouquet
squidding
stock machine
symbiosomal
tebbad
temporary expedients
triple mesa type transistor
tucia
vertical screw press
vigour
waveguide mount