音标:['kɛvlɑr] ;
n.
【材料学、商标】凯夫拉尔(用以代替汽车轮胎等中钢丝的合成纤维)
凯夫拉尔纤维

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.

发表于:2018-12-24 / 阅读(76) / 评论(0) 分类 Scientific American(二)月

Helen: Hello, this is Real English from BBC Learning English, Im Helen Zo: Hello, 我是刘佳。欢迎收听我们今天的地道英语。 Helen: In Real English, we look at words and phrases that you might not find in your dictionary. Zo : 英语和中文一样,有很多的俗

发表于:2019-01-02 / 阅读(103) / 评论(0) 分类 地道英语在线听

Robert Burns(17591796) O my luve is like a red, red rose, That's newly sprung in June; O my luve is like the melodie That's sweetly played in tune. As fair thou art, my bonie lass, So deep in luve am I; And I will luve thee still, my dear, Till a' t

发表于:2019-01-02 / 阅读(128) / 评论(0) 分类 英语诗歌

A: Are you new in town? B: Yes, I did just move in. A: How do you like it here so far? B: I think its great. A: Where did you move from? B: I was living in El Salvador. A: Why did you decide to move? B: I figured I could have a better life here. A: I

发表于:2019-01-07 / 阅读(102) / 评论(0) 分类 英语情景对话-邻居

Dan: This is 6 Minute English from BBC Learning English. I'm Dan Walker Smithand today I'm joined by Alice. Hello Alice! Alice: Hi Dan. Dan: Alice, you've got some news about a media blackout in an English town, right? Alice: That's right; a media bl

发表于:2019-01-07 / 阅读(95) / 评论(0) 分类 六分钟英语

Ed Sheeran,英国20岁的创作新人歌手,这首The A Team本周打入英国单曲榜第三位。Ed Sheeran的声音非常清澈好听,此前Westlife成员Mark Feehily还在Tweet上邀请Ed为westlife写歌,Ed的回复则是I might actually

发表于:2019-01-10 / 阅读(97) / 评论(0) 分类 天籁音乐

Scientific and Engineering Skills Lead to Inventions that Save Lives This is Science in the News, in VOA Special English. Im June Simms. Today Shirley Griffith and Bob Doughty tell about two recent inventions that have helped to save lives. We will a

发表于:2019-01-12 / 阅读(103) / 评论(0) 分类 2013年VOA慢速英语(六)月

BOB DOUGHTY: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today we tell about two recent inventions that have helped to save lives. We will also tell about the people who developed

发表于:2019-01-12 / 阅读(425) / 评论(0) 分类 2011年VOA慢速英语(三)月

SCIENCE IN THE NEWS - Safety Science: The Stories Behind Seat Belts and Bulletproof Clothing SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS, in VOA Special English. Im Shirley Griffith. BOB DOUGHTY: And Im Bob Doughty. Today we tell about two recent i

发表于:2019-01-12 / 阅读(87) / 评论(0) 分类 2012年VOA慢速英语(三)月

Scientific and Engineering Inventions Save Lives 科学和工程的发明拯救生命 This is Science in the News, in VOA Special English. Im June Simms. Today Shirley Griffith and Bob Doughty tell about two recent inventions that have helped to save

发表于:2019-01-12 / 阅读(74) / 评论(0) 分类 2013年VOA慢速英语(十)月

A: I really need you to do something for me. B: Whats the problem? A: I cant get into my apartment. B: Howd you manage that? A: I dont know. B: Do you know where your key is? A: Its inside my apartment. B: I have a spare key. A: Will you let me use i

发表于:2019-01-20 / 阅读(99) / 评论(0) 分类 地道英语对话-租房

This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. And I'm Bob Doughty. Today we tell about two recent inventions that have helped to save lives. We will also tell about the people who developed them. Seatbelts Most cars have s

发表于:2019-01-24 / 阅读(146) / 评论(0) 分类 英语语言学习

SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. BOB DOUGHTY: And I'm Bob Doughty. Today we tell about two recent inventions that have helped to save lives. We will also tell about the people who developed t

发表于:2019-01-26 / 阅读(91) / 评论(0) 分类 2010年慢速英语(二)月

By Victoria Cavaliere New York 24 October 2007 New York's Metropolitan Museum of Art has opened a newly renovated, state-of-the-art education center that will allow students, scholars and the general public to study the museum's world-renown collecti

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听歌学英语:Edleweiss 音乐之声插曲 edleweiss 雪绒花(小提琴版)这样一首温馨的歌曲同样出自于美国电影《音乐之声》。它也是我对小学时音乐课最美好的回忆。 [00:02.50]EnglishExpress [00:05.95]轻松

发表于:2019-02-07 / 阅读(167) / 评论(0) 分类 听歌学英语

WASHINGTON, Dec. 12 (Xinhua) -- After its final policy meeting of this year, the U.S. Federal Reserve on Wednesday announced to continue pumping money into the economy by buying assets and hold its short-term rate near zero until the unemployment rat

发表于:2019-02-09 / 阅读(124) / 评论(0) 分类 英语新闻

LONDON The United States has won the mens Olympic basketball gold medal at the London Games. The victory in the final over Spain did not come easy. The final on the scoreboard read USA 107, Spain 100, a seven-point victory in a game that was tightly

发表于:2019-02-09 / 阅读(229) / 评论(0) 分类 英语新闻

Mind control over the material world has long been the stuff of science fiction. Now, thanks to a chip implanted in the brain, one paralyzed American sportsman is learning how to reach out and touch once again with the help of a robotic arm powered s

发表于:2019-02-14 / 阅读(105) / 评论(0) 分类 世界各地新闻集锦

Conradin was ten years old, and the doctor had pronounced his professional opinion that the boy would not live another five years. The doctor was silky and effete, and counted for little, but his opinion was endorsed by Mrs. de Ropp, who counted for

发表于:2019-02-16 / 阅读(198) / 评论(0) 分类 英文短篇小说

本文为大家准备了GRE词根ed词汇整理,便于考生GRE考试备考。 ed = eat 吃 441. edible〔 ed 吃,-ible 形容词后缀,可的 〕可以吃的,食用的442. edibility〔 ed 吃,-ibility 名词后缀,可性 〕可食性443.

发表于:2019-02-25 / 阅读(99) / 评论(0) 分类 GRE英语
学英语单词
academiccally oriented preschool program
acquired atelectasis
admission prices
afterlong
air extracting
air operated friction clutch
alluvial district
Anguria
associative, set-
ATTR
aurum
auxiliary rod
Bacterium paradysenteriae
bank eligible bonds
biliged
binocular accommodation
blowdarts
briolettes
brodinsky
butt woman
buttress bracing struts
class filicinaes
cloth
dc power
diamond winding
Diels, Otto
dimethyldiethoxysilane
Drouot's plaster
enjoy rights
folding shutter
Forpen
fusible lead alloy
Gajary
glochidicine
ground skidder
have not a leg to stand on
heedlesshood
houseworth
igniters
in commendam
inclined Tee-joint
independent writing
inner lift arm and tappet assembly
interventionary operation
into arrear
lacertus fibrosus
letterboard
levallorphans
Malta Island
Matema
mentally-handicappeds
metallic money
mock test
mundified
Nakhara
neurotic security
nondestructive technique
Norager
normal field
omnipause
Paraphlomis tomentosocapitata
Penrose diagram
pesudocolloid
phentoiamine tests
Philaenus
Piroplasma bigeminum
Plantago minuta
pole-to-pole
prevarications
provoke to
qingsisu
Ramegnies-Chin
Rauber's cell
remote disk
retail politics
reverse-flow
saynors
secondary energy
silk-fowl
sins
spallation neutron source
spial
sublimely
Surābāri
sweep delay
syringa komarowi var. sargentiana schneid.
tarente
temperature gradient (thermal gradient)
Thiorhodovibrio
trading warranties
two-phase bubble assemblage model
ultra low volume aerial application
universal high speed refigerated centrifuge
unmalicious
utile
Vic-Fezensac
vice-president
wandering liver
wave of the future
without provocation
yo - yo ma
zygotic sterility