相序指示器

Editors note: This is the third episode of four-part series on verb tenses. Be sure to listen to part one and part two first. For VOA Learning English, this is Everyday Grammar. Today we are going to talk about the perfect verb tenses. Perfect tenses

发表于:2018-11-27 / 阅读(428) / 评论(0) 分类 2016年VOA慢速英语(十二)月

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(148) / 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(148) / 评论(0) 分类 数学英语

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(194) / 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(141) / 评论(0) 分类 2014年ESL之商务英语

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(231) / 评论(0) 分类 数学英语

By Jim Malone The U.S. presidential election campaign has entered a new phase, with both major party candidates criss-crossing the country in search of votes. After ceding the week to John Kerry and t

发表于:2019-01-03 / 阅读(146) / 评论(0) 分类 VOA2004(下)--美国大选

《Morning Phase》是Beck于2014年02月24日发行的第12张专辑。2015年第57届格莱美颁奖典礼上,Beck凭借《Morning Phase》获得最佳摇滚专辑奖以及年度专辑奖两项格莱美大奖。 Morning - Beck Woke up this mornin

发表于:2019-01-03 / 阅读(149) / 评论(0) 分类 格莱美获奖歌曲

India election starts final phase 印度大选迎来最后角逐 India has entered the final phase of its marathon general election, with 107m voters eligible (有资格的,合格的) to cast ballots. (不记名票) Voting is taking place in 86 constituencies (选

发表于:2019-01-07 / 阅读(179) / 评论(0) 分类 英语新闻

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(160) / 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(152) / 评论(0) 分类 Scientific American(五)月

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(116) / 评论(0) 分类 阅读空间

今天我们要学的词是phase out。 Phase out, 是逐步结束的意思。世界上最年轻的国家南苏丹独立后宣布,学校教育将逐步淘汰阿拉伯语,改用英语教学。 The government of South Sudan announced it will phase

发表于:2019-02-05 / 阅读(146) / 评论(0) 分类 英语单词荟萃

TUNIS, Oct. 8 (Xinhua) -- Tunisia qualified for the final phase of the 2012 African Nations Football Cup after beating Togo 2-0 on Saturday at the Rades Olympic stadium near Tunis. The Carthage Eagles took the lead with goals by Walid Hichri in the 1

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 英语新闻

The International Monetary Fund says the U.S. economy is struggling to overcome sluggish growth due to an unresolved government debt crisis and weaknesses in the housing market and household finances. In a report released Tuesday, the IMF downgraded

发表于:2019-02-05 / 阅读(143) / 评论(0) 分类 英语新闻

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(164) / 评论(0) 分类 英语新闻

今天我们要学的词组是phase out。Phase out,意思是逐渐淘汰、停止。The chief executive of General Motors cautioned against the growing trend of officials in China and a number of other countries of making plans to phase out sales

发表于:2019-02-16 / 阅读(103) / 评论(0) 分类 英语单词荟萃

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(126) / 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(98) / 评论(0) 分类 英语听力练习题

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(145) / 评论(0) 分类 柯南脱口秀
学英语单词
.mod
accelerator H
aetobatus narinaris
amphilogite (didymite)
atomizing carburetion
auxiliary console
bag-wood
Bagrationovsk
bargaret
bromohydrins
Bude light
Celtic music
chromic potassium alum
Cocareinogen
cofacilitated
compound table
concurrent execution
cooling pound
crylin
cup noodle
cyclosymmetric function
Czarnozyly
deflected air
depth of anesthesia
DNS name server
dodecaploidy
double layer screen
earplugging
Eastern Gash
electrical energy meter
explosion seismology
explosive sound
factory account
fearsomer
filaw
fly-caster
green cucumber
Groppite
gulf streams
Hallouf, Oued el
hanging about
harmosty
hot-dipping
Hypochaeris maculata
ice needles
icing tower
Kenyonville
magnetization ampere-turns
malvezzis
mash boiling
Menotti, Gian Carlo
merry inn
metallic compound
Methanococcoides
microradiograoph
Miss or Mrs.
mobile digital video broadcasting
Movileni
mwahahaha
non-ordinance revenue
ocean weather vessel
of great reputation
operational test land station
optical centre
Oudin test
overline
paropamisus (hindu kush)
pass the hat around
pc guard
pharyngealizes
pitch adjusting mechanism
preproduction activities
pushed up
rack and panel construction
razaleigh
reflectance profile
residual moisture content
resultant wind
ring-tailed
ruppias
scanner drive gear box
sixty nine
stilb (sb)
Stolinskiy Rayon
Suisun City
sweeping receiver
Sybaris
Tennis Hall of Fame
tension thread guide
theory of alpha decay
tricksterish
uk border
unbalanced mode
uteramine
vineyard disc
vivotoxin
wafters
washin'
watersides
xerulin