等价序列

Before you pay big money for caviar, check with two New York City high school students. Brenda Tan and Matt Cost worked with DNA barcoding experts at Rockefeller University and other researchers at the American Museum of Natural History to identify h

发表于:2018-12-02 / 阅读(172) / 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(177) / 评论(0) 分类 数学英语

HEALTH REPORT - Indonesia Passes Vietnam as Nation With Most Bird Flu DeathsBy Caty Weaver Broadcast: Wednesday, August 09, 2006 This is the VOA Special English Health Report. Indonesia Indonesia pass

发表于:2018-12-07 / 阅读(98) / 评论(0) 分类 2006年慢速英语(八)月

In the suit I wear, the mythology, the movie is made of energy, so it's not something I can physically wear, so we were wearing these motion capture suits which we are wear this gray suits with these tracking dots, we look soft of like these crash te

发表于:2018-12-11 / 阅读(148) / 评论(0) 分类 访谈录2011年

托福阅读长难句:岩层顺序 29. But as more and more accumulations of strata were cataloged in more and more places, it became clear that the sequences of rocks sometimes differed from region to region and that no rock type was ever going to

发表于:2018-12-19 / 阅读(183) / 评论(0) 分类 托福英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. After water, tea is the world's most popular drink. Now three New York City high school students have discovered what maybe a bruing scandal because th

发表于:2018-12-24 / 阅读(208) / 评论(0) 分类 Scientific American(七)月

《记忆碎片》是根据乔纳森诺兰的短篇小说《Memento Mori》改编而成的悬念影片,影片由克里斯托弗诺兰导演,盖皮尔斯、凯莉安妮莫斯、乔潘托里亚诺、小马克布恩等人主演。影片讲述了患有

发表于:2018-12-27 / 阅读(154) / 评论(0) 分类 欧美电影简介

文本:By first I walked around, and I just kept pushing at different sequences of buttons. Then I, at some point, took out my wallet and tried to distract myself by reading the back of a football ticket I had. You know, I was yelling up and down t

发表于:2018-12-28 / 阅读(107) / 评论(0) 分类 英音模仿秀

by Jason Marshall In the last few articles, weve talked about fractions and percentages, and soon enough well see that these ideas naturally lead us into the world of decimal numbers. But before we head down that path, lets take a quick detour to tal

发表于:2019-01-02 / 阅读(226) / 评论(0) 分类 数学英语

by Jason Marshall In the last article, we began talking about mathematical sequencesin particular, a type of sequence known as an arithmetic sequence. Today, were going to turn our attention to another type of sequence called a geometric sequence. In

发表于:2019-01-02 / 阅读(208) / 评论(0) 分类 数学英语

When they wheel you into the operating room, climate change is probably the last thing on your mind. But maybe it should be on your anesthesiologist's mind. Because the gases used to knock you out contribute to global warming. Researchers, including

发表于:2019-01-08 / 阅读(248) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American 60 Second Science, I'm Steve Mursky, Got a minute? The average price for a gallon of gas in the U.S. today was nearly $3.78 per gallon. But why do we calculate fuel expenditure in dollars per gallon? Wouldnt a more realist

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 Scientific American(三)月

[0:0]entertain招待,款待 [0:11.2108]entertainment enthusiasm entitle entry娱乐,文娱节目 热情,热心 给...权利,给...资格 参赛的人 [1:7.0247]environment envy equality equation环境,周围状况 忌妒,羡慕 相等,相同 议程,等式 [1:59.5258]equivalent era erect err

发表于:2019-01-16 / 阅读(278) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

At certain times there were prejudices against my skin but I never let it bother me because in the back of my mind I used to think I'll take care of the partner. Or just I'll beat your head in. 有时人们会因我的肤色心生偏见,但我毫不在

发表于:2019-01-23 / 阅读(147) / 评论(0) 分类 名人传记

Instructions If a dog is a year old, that is the equivalent of 15 in human years (not seven as we always thought). 如果狗是1岁,相当于人的15岁(而不是我们平时知道的7岁)。 When a dog reaches the age of two, he is already approxi

发表于:2019-02-01 / 阅读(146) / 评论(0) 分类 实用英语

By Al Pessin Pentagon 18 January 2007 One issue at the heart of the debate over President Bush's new Iraq strategy is whether it would be, as the president says, disastrous to remove U.S. troops before the new government is firmly established and th

发表于:2019-02-02 / 阅读(165) / 评论(0) 分类 2007年VOA标准英语(一月)

今天我们要学的词是equivalent。 Equivalent, 意思是相当于,等同于。《华盛顿邮报》报道说,9/11恐怖袭击事件以来, In Washington and the surrounding areas, 33 building complexes for top-secret intelligence work are

发表于:2019-02-03 / 阅读(161) / 评论(0) 分类 英语每日一词

今天我们要学的词是equivalent。 Equivalent, 意思是相当于,等同于。《华盛顿邮报》报道说,9/11恐怖袭击事件以来, In Washington and the surrounding areas, 33 building complexes for top-secret intelligence work are

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 英语单词荟萃

entitle vt.把…称作 entrance n.入口;进入;入场 entry n.入口处;登记;进入 envelope n.信封 environment n.环境,外界;围绕 environmental a.环境的,环境产生的 env

发表于:2019-02-17 / 阅读(360) / 评论(0) 分类 考研英语

2011年5月16日深夜,新浪微博用户、鼎晖创业投资合伙人王功权在其微博宣布私奔,为爱放弃一切。这条微博被瞬时间传播,国内各大网站、论坛社区等也开始热议此话题。 请看相关报道: T

发表于:2019-02-26 / 阅读(132) / 评论(0) 分类 英语口语
学英语单词
absolute mean
Alfide
Ampligram
antagonistic, antagonistical
anterior intercostal branches
astern oil bottle
bag type dust collector
ball pit
bavaria (bayern)
begin anew
biorepositories
borysenko
bottom growth
bullionaires
capture/replay file
carpaccios
cast to the winds
chain smoke
Cherykaw
chromophonic group of humic substance
civicl service reform act (csra)
coat-collar
compiler option
Cookshire
Crookedwood
culdroses
dysynergia
electric marker
engine and boiler grating
erapressed oil
experimental method in marketing
fibrous crown
Fieldata
fluid food
fore poppet
fused sentences
general purpose operating program
Grimsby
gypsylike
head stethoscope
heart-liver blood deficiency
heeling-in
hemipyrellia ligurriens
high-layers
holding device
hyperophthalmopsthic syndrome
indoleacetic acid
inner bore
institutiones
internal convulsion
kauri resins
keratonosus
kinosternons
leggiest
lock step pricing
Maya, Selat
MBR (memory buffer register)
Melkersson-Rosenthal syndrome
mineral exploration philosophy
multiple ionized
N-acetylphenylalanine
Nabokovesque
natrochalcite
non-rigid joint
nonmonophyly
osteogenic fibre
out movement
pipunculus (eudorylas) separatus
plastic endocarditis
plug bit
popkewitz
presumption of marriage
pulverisation
punching pin
Q4
queue of interrupt
raynold
real-time material system
reprovingly
ridge culture
sagara
satin-covereds
screw bushing
Silliman, Benjamin
silt texture
sourfulness
steel sheet-pile
tax preference
temfur
tipping-bucket flusher
titmouses
toe-out
traffic signs
transmission assembly
two-dimensional sampling
uk cat
un-naturally
unenforced obedience
VORTAC
wireless-g
worse still
Zagolodno