断裂表面能

埃及年轻人参与极限运动-跑酷 A law recently passed in Egypt makes it illegal for groups of more than 10 people to gather. However, every Friday a group of young men meets on the outskirts of Cairo, not to protest, but to practice a sport

发表于:2018-12-02 / 阅读(220) / 评论(0) 分类 VOA双语新闻 2013年12月

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. On our program this week, we will tell about a new study of the Arctic Ocean. Amur leopard We will also tell about a big cat that ani

发表于:2018-12-07 / 阅读(233) / 评论(0) 分类 VOA慢速英语2007年(五)月

This is Scientific American's 60-Second Science, I am Steve Mirsky, got a minute? You are pulling the tape off the roll and it starts to tear, or you are moving wallpaper and it refuses to strip off in strips or in what may be the most infuriating ca

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 Scientific American(三)月

275. I feel very depressed recently W: I feel very depressed recently.. M: What's wrong? W: I make mistakes every day. M: I feel very depressed recently. W: What's wrong? M: I lost my mobile phone again. 276. It shouldn't be that bad W: He fell down

发表于:2018-12-25 / 阅读(128) / 评论(0) 分类 越说越地道英语

208. Not that serious eh? W: His leg seems to have a fracture. M: Not that serious eh? W: It's impossible for him to enter the court this season. M: Sun Jun will be kicked out of the school. W: Not that serious eh? M: He cheated in the exam. 209. I a

发表于:2018-12-25 / 阅读(213) / 评论(0) 分类 越说越地道英语

Idiom: Not have the heart to do sth 不忍心做什么 Hit the book: Shatter Brittle Forensics Rivet Residue Smelting Fracture Prone Substandard Bow Stern

发表于:2018-12-27 / 阅读(198) / 评论(0) 分类 趣味青春英语

(Woman) Today I want to talk about the Earth's last major climatic shift, at the end of the last ice age. But first, let's back up a moment and review what we know about climatic change in general. First, we defined climate as consistent patterns of

发表于:2018-12-30 / 阅读(196) / 评论(0) 分类 托福听力短文

Create Your Own Moon Craters! What makes science really fun is when you get to do things yourself, so today were going to be making moon craters. Theyre the roundish blast-marks left on the moons surface by ancient meteorites. The moons surface is co

发表于:2018-12-31 / 阅读(104) / 评论(0) 分类 英语听力文摘 English Digest

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(244) / 评论(0) 分类 四六级词汇与结构练习

By Paul Sisco Washington 13 July 2007 NASA scientists have unveiled details of the space agency's plans to pierce the icy surface of Mars, near its north pole. The mission is designed to find evidence of water or life on the red planet. VOA's Paul S

发表于:2019-01-07 / 阅读(175) / 评论(0) 分类 2007年VOA标准英语(七月)

This is the VOA Special English Health Report. The medical term for a broken bone is a fracture. But there are different kinds of fractures. A single fracture is when a bone is broken in just one place. You may have heard the term hairline fracture.

发表于:2019-01-11 / 阅读(185) / 评论(0) 分类 VOA慢速英语2007年(五)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: Chickens at a market in Bangkok. And I'm Barbara Klein. This week, we will tell how a deadly bird flu virus is able to infect people. We will also tell about

发表于:2019-01-11 / 阅读(205) / 评论(0) 分类 VOA慢速英语2008年(二)月

Kenya Moves Full-Steam Ahead on Geothermal Production Kenya is expanding plans to become one of the worlds top geothermal power producers with the start of explorations at a site called Menengai. The government is also aiming to make geothermal Kenya

发表于:2019-01-13 / 阅读(169) / 评论(0) 分类 VOA标准英语2011年(十一月)

By Carol Pearson Washington 28 November 2007 Every year, more than one and a half million people worldwide fall and fracture a hip. Of that number, about 80 percent are women. These fractures are painful and associated with a high death rate. VOA's C

发表于:2019-01-31 / 阅读(165) / 评论(0) 分类 VOA常速英语2007年(十一月)

This is Xaero - a vertical take-off and landing vehicle being developed by Masten Space Systems. The California start-up hopes the rocket will eventually carry pay-loads for NASA to altitudes of up to 30 kilometres, mainly to collect atmospheric data

发表于:2019-02-03 / 阅读(120) / 评论(0) 分类 英语新闻视频

大夫:你哪里不舒服? Doctor: What seems to be the problem? 病人:唉,我刚才过马路,正赶上一辆车从拐角处开过来。由于车速过快,等司机看到我再刹车时,已经太晚了。我被撞倒在地,从地上爬起来时,我发现我的左臂和肘部也被擦伤,并且现在我的肋骨有点痛。 Patien

发表于:2019-02-06 / 阅读(135) / 评论(0) 分类 英文语法词汇

Drinking more than three glasses of milk a day may not protect bones against breaking - and may even lead to higher rates of death, say researchers. A new study suggests certain types of sugars found in milk may increase inflammation and oxidative st

发表于:2019-02-07 / 阅读(123) / 评论(0) 分类 阅读空间

2006职称英语考试模全真拟试题理工类B级(二) 第一部分:词汇选择(第1-15题,每题1分,共15分) 下面共有15句子,每个句子均有一个词或短语划有底横

发表于:2019-02-07 / 阅读(158) / 评论(0) 分类 实用英语

如今,高端大气上档次已经成为众人耳熟能详的网络用语,凭借其无与伦比的受欢迎度,高端大气上档次一度位居十大网络用语的榜首。这句让无数互联网迷们捶足顿胸的潮流时尚用语,到底

发表于:2019-02-08 / 阅读(164) / 评论(0) 分类 英语口语

16.The early railroads were........the existing arteries of transportation: roads,turnpikes, canals,and other waterways. A.those short lines connected B.short lines that connected C.connected by short lines D.short connecting lines 答对率:50% 答案

发表于:2019-03-12 / 阅读(213) / 评论(0) 分类 托福英语
学英语单词
abrasive ink
alternating-current distribution
Apt-cache
arbitrationrate of exchange
Attacapa
Baie-Johan-Beetz
basal coverage
be naked of
be out of the bounds of possibility
benign trend
blue-white
brachionus falcatus
bradι
Campanula cylindrica
Cassegrain focus
cater cousin
census registration station
Chinese Pharmaceutical Association
Chymolase
Classified Excess of Loss Reinsurance
come high
compu-serve
conductive flooring
datek
de-individuation
dinh
Diriamba
doping concentration
double reduction gearbox
downdate
drop dead
Dubuffet
endow sb with sth
equivalue
extended forecast
fancy thread
fluvial plains
fraserin
gapd
genus dracontiums
genus myadestess
grassland type flexible harrow
green broom
harbour-bay coast
hotspot name
hydraulic elutriation
insurance of import goods
iTunes Match
janning
João Monlevade
Klässbol
kricket
lacquering
law-makers
linimentum calcii hydroxidi
Llansannan
loneness
loss-of-head ga(u)ge
lust after sb
manual actuator test
measure out
metrological properties of instrument
microprogram machine instructions
muscle of larynx
national-defense
NetWare NFS
noce
offence of disturbance of public order
orthogonal quantities
p-menth-1-en-8-ol
point symmetry
precuneus
put into orbit
pyrophosphorolytic
Queef
quizzifying
rabbling mechanism
radial core duct
radio compartment
relative URL
riboflavinylglucoside
sax tuba
Saxifraga stolonifera Meerb.
secondary air nozzle
selectperson
semantic technique
skewage
soluble bitumen
spherulitic graphite
stereographic coverage
Successive-Approximation ADC
sylviculturists
thies
true-to-shape
ultrathermometer
unrealized holding gain or loss
vascularities
von Duagern's test
wheel detector
willem einthovens
worldy
zeroadjuster