对比系数的微分值

SECTION 1: LISTENING TEST (30 minutes) Part A: Spot dictation Directions: In this part of the test, you will hear a passage and read the same passage with blanks in it. Fill in each of the blanks with

发表于:2018-12-04 / 阅读(253) / 评论(0) 分类 高级口译真题及答案

[00:17.26]What's up? 有事吗? [00:18.02]l owe all you guys an apology. 我向大家表示抱歉 [00:24.18]l just wanna be part of the team. 我只是想成为团队里的一员 [00:32.74]That's good. 那很好 [00:34.10]Because l'm gonna need you t

发表于:2018-12-07 / 阅读(446) / 评论(0) 分类 听电影学英语-街舞少年

[00:10.30]Yo, goodness. 天哪 [00:14.78]So l guess you thought you were defending my honor, huh? 我看你以为你是为了我 [00:18.46]-April, what are you doing? -l'm just talking. -April 干嘛呢? -聊天 [00:21.10]You don't have to let this d

发表于:2018-12-07 / 阅读(231) / 评论(0) 分类 听电影学英语-街舞少年

[00:06.02]The seven-year champs are here! 七届冠军在此! [00:18.70]-T-H-E-T-A! -Nu! -T-H-E-T-A! -Nu! [00:21.70]-T-H-E-T-A! -What? -T-H-E-T-A! -What? [00:25.78]-T-H-E-T-A! -What? -T-H-E-T-A! -What? [00:28.78]Who's that creeping in my window? Who'

发表于:2018-12-07 / 阅读(261) / 评论(0) 分类 听电影学英语-街舞少年

[00:10.30]And now for the winner of this year's... 现在 今年的 赢家就是... [00:11.58]...National Fraternity Step Team Champions.... ...全国男子街舞大赛的 冠军队伍是.... [00:18.02]We have a tie. 打成平手 [00:21.02]Now, l kno

发表于:2018-12-07 / 阅读(226) / 评论(0) 分类 听电影学英语-街舞少年

Being an American, Donna wants to learn more about the Chinese. She's talking to her Chinese friend, Jeff. D: Hi, Jeff! What's up? J: Nothing much. What about you? D: Same as usual. Here, have a stick

发表于:2018-12-08 / 阅读(430) / 评论(0) 分类 赖世雄中级美国英语

[00:15.96]Devil's Point [00:23.28]恶魔的岬角 [00:32.86]This story took place when I was 19. [00:36.84]In fact my uncle was also 19 at the time. [00:40.92]My uncle and I grew up together in northern Wisconsin. [00:45.58]I don't wish to name the exact

发表于:2018-12-11 / 阅读(296) / 评论(0) 分类 英语灵异故事

[00:15.76]Devil's Point [00:23.29]恶魔的岬角 [00:35.01]Whatever it was couldn't be seen. [00:37.70]The effect of its movement on the environment [00:40.43]could be seen as well as heard. [00:42.69]On a couple of its passes we allowed it to get within

发表于:2018-12-11 / 阅读(285) / 评论(0) 分类 英语灵异故事

[00:02.06]All you had to do was talk to me. 你应该告诉我说的 [00:02.62]-l know. -l should have stayed in L.A. -我知道 -我应该留在洛杉矶 [00:08.86]Everything l touch gets screwed up. 我的生活都被我搞砸了 [00:14.78]My broth

发表于:2018-12-14 / 阅读(252) / 评论(0) 分类 听电影学英语-街舞少年

Gamma Ray Observatory to Open Soon in Mexico 墨西哥建造伽马射线天文台即将开放 American and Mexican scientists have completed construction of the world's largest gamma ray observatory, situated high in central Mexicos Sierra Negra Moun

发表于:2018-12-16 / 阅读(165) / 评论(0) 分类 VOA标准英语2015年(四月)

But they never got there. The first disappeared into deep space. Another missed its target when its coordinates were confused. One NASA control center was working in metric, the other in feet and inch

发表于:2019-01-02 / 阅读(269) / 评论(0) 分类 火星生命

By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs

发表于:2019-01-03 / 阅读(254) / 评论(0) 分类 VOA2004(下)--健康科技

Broadcast: April 30, 2003 By Nancy Steinbach This is the VOA Special English Health Report. American researchers say drinking tea may help strengthen the body's defense system against infection. Docto

发表于:2019-01-06 / 阅读(218) / 评论(0) 分类 VOA2003(上)-健康资讯

Researchers Identify New Target in Cancer Fight Scientists have identified a new way of fighting cancer that limits the growth and spread of a variety of tumors in laboratory animals. When you get a cut, the area quickly becomes inflamed - swollen, r

发表于:2019-01-14 / 阅读(215) / 评论(0) 分类 VOA标准英语2011年(六月)

Cassock for Next Pope Is Already Made The Vatican may be the capital of the Roman Catholic faith, but Via Dei Cestari in downtown Rome is the church's sartorial center. And business is brisk these days. This clothier sells all sorts of vestments for

发表于:2019-01-14 / 阅读(227) / 评论(0) 分类 VOA标准英语2013年(三月)

China launches its first X-ray space telescope to observe black holes, pulsars and gamma-ray bursts, via a Long March-4B rocket from Jiuquan Satellite Launch Center in northwest China's Gobi Desert on June 15, 2017. [Photo: thepaper.cn] China launche

发表于:2019-01-19 / 阅读(206) / 评论(0) 分类 2017CRI中国国际广播电台

When massive stars explode, they can produce gamma-ray bursts. The burst, reported in two papers in Nature, is the earliest descriptive event seen so far in our universe. When I received the text message about the gamma-ray burst, it came ultimately

发表于:2019-01-22 / 阅读(163) / 评论(0) 分类 自然百科2010年

Hello, I am Melissa Long at the CNN Center here in Atlanta one o'clock in the afternoon Eastern time. And here's a look at what's happening NOW IN THE NEWS. Two hundred people are out of their homes in Cedar Rapids, Iowa after fears that flood water

发表于:2019-01-26 / 阅读(205) / 评论(0) 分类 商业报道2008年(六)月

Part 3. Compton Gamma Ray Observatory. Keywords. ailing observatory, orbit, gamma rays. Vocabulary. debris, thruster, gyroscope, bathe, stream from, Compton Gamma Observatory, Goddard Space Flight Center. Now listen to a news report, complete the new

发表于:2019-02-15 / 阅读(186) / 评论(0) 分类 Step by Step 3000 第二册

Don: Hey, Yael, Have you heard? We've discovered two new oceans? Yael: Where? D: On Mars. Well, they aren't there any longer, but they were there a few billion years ago. Y: I thought scientists weren't sure if Mars had oceans or not. D: They weren't

发表于:2019-02-24 / 阅读(176) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
A.B.Loff log
a2-Globulin
aged shore
al qutayfah(quteife)
althaeine
American Bankers Association
antivirjulin
arch breaker
Aryabhata I
auto-depressurization system
back premises
barter deal
batting helmets
bimetallist
biocytology
boingo
bulk molding compound
bulleyanitine
bumper year
capacity management information system
capitation tax
cargo load
carriage of passenger
coagulase reacting factor
contextual definitions
dare-devil
dark-adaptation test
designators
diablery
dielectric process
digigraphics
dissolution of a legal entity
diving ducks
doctors of musical arts
doctrinalisms
dysenteria
earth free oscillation
exciton model
fall from power
false pretences
fan section
festoon islands
foreskin
Glass, Philip
global sea
grass rubber plant
hommage
imidoate
kloves
loose build
magnificent
marine erosion
mock ... up
myrbane oil
night-thoughts
nonidealities
nontriumphs
overpursue
peacing
pharmacodynamical
phase oscillation
placed rockfill
press-work
Pugionium cristatum
quasi-loan
reaction of exhaustion
rededicated
rigid magnet
sansum
Sartene
seafaring class
severe ice period
shaft driven oil pump
ship's integrated electronics system
silver antimony telluride
solvatochromism
Souni
starch-based
state attorney office
statistic sampling
statistical tolerance limit
straight mineral oil
Sukagawa
sumoes
supplemental control point
survival equipment
table weaving
Tandaué
Tasmanian blue gum
threw muck at
throttle adjusting screw
to run on
top core grid plate
trachytoid
turbinate bone
two digit code services
upset joint
volume filtration
waik
water surface slope
woute
Yahisuli