水陆两用飞机,两栖飞机

Being a super power, it’s not possession of nuclear weapons, it’s not having a large armed forces, it’s not having higher tech equipment than anyone else, if there’s one thing that defines bei

发表于:2018-11-28 / 阅读(179) / 评论(0) 分类 疯狂英语2002年

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的 奖励! Thank you!

发表于:2018-12-05 / 阅读(139) / 评论(0) 分类 雅思词汇真经

[00:03.68]astronomy astronomer biochemistry geophysics [00:11.40]天文学 天文学家 生物化学 地球物理学 [00:19.12]atmosphere solar system solar system [00:26.64]大气层 太阳的 系统 太阳系 [00:34.17]Big Bang violent solid explod

发表于:2018-12-13 / 阅读(160) / 评论(0) 分类 高中英语人教版必修

Friends and neighbors of army staff sergeant Robert Bales in Tacoma Washington say they are shocked by the accusation that he murdered 16 Afghan villagers last weekend in a sudden shooting spree.Cathy Holland lives near Bales',his wife and two childr

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 CNN2012年(三)月

This is Scientific America's 60 second science, I'm Sentay Graber, this will just take a minute. Magnifying glass, telescope, tiny tiny tape measure, these are the weapons with which researchers are fading it out to find the world's smallest frog.One

发表于:2018-12-24 / 阅读(120) / 评论(0) 分类 Scientific American(一)月

Magnifying glass, calipers, teeny tiny tape measure, these are the weapons with which researchers are fighting it out to find the world's smallest frog. One team just announced the discovery of the unaverage 7.7 millimeter p* which can sit comfortabl

发表于:2018-12-24 / 阅读(113) / 评论(0) 分类 Scientific American(一)月

Sidney was a 14-year-old boy with an interest in the sciences. One summer day he started his own investigations. With his 12-year-old sister Sophie in tow, he caught a large bull frog in a local pond. Sidney started his experiment with the amphibian,

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 英汉幽默故事选读

In so doing, I reached a frontier of biology so strange, so rich, 通过这样的方式,我来到一个非常古怪却又非常丰富的生物学领域, that it seemed as though it exists on another planet. 简直就像降临到别的星球一样。

发表于:2019-01-03 / 阅读(111) / 评论(0) 分类 TED演讲科学篇

airliner 班机 monoplane 单翼飞机 glider 滑翔机 trainer aircraft 教练机 passenger plane 客机 propeller-driven aircraft 螺旋桨飞机 jet(aircraft) 喷射飞机 amphibian 水陆两用飞机

发表于:2019-01-06 / 阅读(103) / 评论(0) 分类 英文语法词汇

EXPLORATIONS - Igor Sikorsky: Aircraft and Helicopter Designer By Marilyn Christiano Broadcast: Wednesday, July 06, 2005 (MUSIC) ANNOUNCER: Igor Sikorsky on the cover of Time magazine. Now, the VOA Sp

发表于:2019-01-07 / 阅读(117) / 评论(0) 分类 Explorations

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute Declining frog populations are considered an indicator of environmental damage. But new research finds that frogs might be doing even worse than we thou

发表于:2019-01-08 / 阅读(98) / 评论(0) 分类 Scientific American(八)月

From NPR News in Washington, I'm Lakshmi Singh. Terrorism is not being rolled out in today's shooting attack in Frankfurt, Germany that left two US airmen dead and two others wounded. President Obama says he is saddened and outraged. I want everybody

发表于:2019-01-08 / 阅读(329) / 评论(0) 分类 2011年NPR美国国家公共电台3月

AS IT IS 2016-02-16 Students Learn Hands-on With Animals 学生学习如何照顾动物 Talking birds, goats butting heads, and a giant tortoise that hangs out with chickens are all part of a living classroom. High-school students at the Career Cente

发表于:2019-01-12 / 阅读(123) / 评论(0) 分类 2016年VOA慢速英语(二)月

托福阅读文章常见题材思路及词汇 TOEFL阅读有一些常见高频题材,这些题材下面会有经常考到的固定词汇和思路,整理出来供大家分享。 生物类: 迁徙动物migrate 群居动物 social animal 独居动物

发表于:2019-01-17 / 阅读(90) / 评论(0) 分类 实用英语

Meanwhile the plants had increased in number and they had to search for new dwelling places. There was no more room for them at the bottom of the sea. 与此同时,植物的数量也在不断滋长,海底的空间已经不够容纳它们了。 Re

发表于:2019-01-21 / 阅读(85) / 评论(0) 分类 美国学生人类历史

Science and technology 科学与技术 Splay-footed, not flat-footed 不是扁平足而是八字足 A new fossil shows that evolution does not always mean change 新发现的化石显示,进化并不总意味着变化 Palaeontology 古生物学 The

发表于:2019-01-26 / 阅读(132) / 评论(0) 分类 经济学人科技系列

Winding between Zhangjiajie's peaks, crystal clear mountain streams are home to what is perhaps China's strangest creature. This bizarre animal is a type of newt, the Chinese giant salamander. In China, it is known as the baby fish because when distr

发表于:2019-02-02 / 阅读(126) / 评论(0) 分类 英语听力:文化博览2008年

DALIAN, Sept. 25 (Xinhua) -- China's first aircraft carrier was delivered and commissioned to the People's Liberation Army (PLA) Navy Tuesday after years of refitting and sea trials. Overseen by President Hu Jintao and Premier Wen Jiabao, the carrier

发表于:2019-02-07 / 阅读(258) / 评论(0) 分类 英语新闻

托福听力背景知识:托福听力中有大量的专业及学术词汇,这些词汇大多依托于听力背景知识,如果考生能够事先了解一些托福听力的背景知识,对听懂听力对话及段子有很有帮助。 Darvinism

发表于:2019-02-18 / 阅读(93) / 评论(0) 分类 托福英语

Science and technology 科学技术 Invasive species 侵略性物种 Thorny questions 棘手问题 The ecological effects of buckthorn in North America 北美鼠李属植物的生态影响 CONSERVATIONISTS, being by definition conservative, usually v

发表于:2019-02-24 / 阅读(154) / 评论(0) 分类 经济学人科技系列
学英语单词
abampere
absent-minded
always-changing
analysis of mechanism
anterius segmentum
aortic second heart sound
applied fluid dynamics
axial muscles
Banisor
battery separator
be half under
bespell
BGO
Billgates
blight canker
bridge wing console
buffering algorithm
by the lee
camberings
Chamaecyparis formosensis
cinemagraphs
colorectum
contamination degree
control rod drive operability
currently married
days of remembrance
deubiquitinates
disklikest
ecycle
epcott
especialmente
exhaust manifold heat valve
finance accounting
fluorescent logging
freeze distillation
friendful
frost heavings
fuel-oxidant mixtures
funny-bone
geocells
glue spreading machine
good-neighbourhood
gravimetric concentration
head group
hindukush
identity-thinking
interpretatio extensiva
isomaltopentose
JNDI
kurnitz
Landresse
larreas
lens opacity of eye
lubricating oil cooler
metal-containing
microfilm map
middle narial cavity
misarranges
missile ballistics
mlsc
modelling clay
morrowed
mountain daisy
mountain gun
Mr. Kipling
mud jacking
natural earth
newspaperese
nucleus growth
nutritional disease
overindustrialise
Parakmeria kachirachirai
part-time education
pedal free play
pen-
photoionization transition
plasma acceleration
Privine
pseudo-Gothic style
random sound
retinoblastomata
scourgings
selma-to-montgomery
Shimonita
spending fast
spiracerores
stewing pan
strionigral
suzi jiangqi decoction
SVSA
symbol of operation
symphonix
threaders
ultimogenitary
ultra low frequency
underutilized manpower
Usson-les-Bains
veise
water-soluble vitamins
welder's hand shield
work on sb
wrought steel pipe