双曲线式螺杆泵

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2018-12-04 / 阅读(112) / 评论(0) 分类 英语每日一词

[00:24.89]Unit 1 The summer holidays [00:29.15]Lesson 1 Dialoges [00:33.59]1 Two students meet for the first time at the beginning of term. [00:40.15]Bill: Hello.I'm Bill.What's your name? Harry: Harry. [00:46.11]Bill: Which school were you at last y

发表于:2018-12-13 / 阅读(138) / 评论(0) 分类 高中英语人教版高一

[00:48.83]T-Bag [00:50.26]Michael [00:53.71]T-Bag [00:56.21]Michael [01:02.27]Now, you know what? [01:02.64]There are two things [01:03.61]that everybody needs to get with here. [01:05.73]First, hillbilly, you have got to learn some respect. [01:09.9

发表于:2019-01-01 / 阅读(160) / 评论(0) 分类 越狱第一季

分集介绍:指数,log,对数微分;双曲函数 Exponential.and.log.Logarithmic.differentiation;.hyperbolic.functions

发表于:2019-01-05 / 阅读(374) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

A: Quit screwing around and work on your paper, Max! A: Max, 不要胡闹了, 作你的报告去吧! B: I don\'t want to. How can I write about something I never read? B: 我不想啊。要我怎么样写我都没读过的东西嘛? 你有没有发现

发表于:2019-01-08 / 阅读(93) / 评论(0) 分类 美国俚语

A: A piece of advice. Don\'t screw around with her. She\'s got a terrible temper. A: (给你)一个忠告, 别跟她乱来, 她的脾气可坏得很! B: She does? But she looks like a sweet little angel. B: 是吗? 但是她看起来像个可爱善良的

发表于:2019-01-08 / 阅读(105) / 评论(0) 分类 美国俚语

By Melinda Smith Washington 28 March 2008 Last month we told you about a young woman in the United States who got an experimental heart pump to help keep her alive. VOA's Melinda Smith has an update on her remarkable story.

发表于:2019-01-12 / 阅读(77) / 评论(0) 分类 VOA标准英语2008年(三月)

The World Health Organization says heart disease kills about 17 million people every year and that it will become the leading cause of death in developing countries. But now, there is some hope. A new device is being marketed that could save countles

发表于:2019-01-13 / 阅读(105) / 评论(0) 分类 VOA标准英语2010年(一月)

Life-saving Heart Pump Developed for Children Sixteen-year-old Marco Murguia can now play basketball and live a normal life. But in early 2007, when he was ten, his mother, Connie Murguia, noticed he was acting sluggish and took him to Texas Children

发表于:2019-01-13 / 阅读(78) / 评论(0) 分类 VOA标准英语2012年(八月)

'Horseheads' dip into the earth to make their owners a few bucks Ted Landphair | Washington, DC 31 March 2010 If you wonder why pumpjacks are sometimes called horseheads, stick a couple of ears and paint an eye on each side of this one, and you'll se

发表于:2019-01-13 / 阅读(117) / 评论(0) 分类 VOA标准英语2010年(四)月

He was going to ride his bike down to South Ferry. He squeezed the tires. They were soft. They needed air. I should buy a pump one of these days, he thought. He rode his bike to K-Mart on 34th Street. He walked the bike inside the store. He went to t

发表于:2019-01-22 / 阅读(97) / 评论(0) 分类 英文短篇故事(纽约)

not all there to have a screw loose 我们经常会发现有的人似乎脑子不太正常。也许是因为现代生活过于紧张,美国是有不少精神不正常的人。据说,美国人在口语

发表于:2019-02-01 / 阅读(151) / 评论(0) 分类 美国习惯用语

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-02 / 阅读(120) / 评论(0) 分类 英语单词荟萃

The blue bike was sitting in Owens living room. It had no kickstand, so he had wedged the front tire in between two bookshelves so that the bike would stand upright. Both tires were flat. Dust covered the bike. However, no household spiders had set u

发表于:2019-02-03 / 阅读(158) / 评论(0) 分类 365个英语简短小故事

解释: 1,弄糟,弄乱,搞砸(to mess up ) 例句: I hope I don't screw up this time. 我希望这次不会搞砸了。 Try again and don't screw it up this time. 再试一次,这次别搞砸了。 2,如果是screw up somebody 或者sc

发表于:2019-02-09 / 阅读(104) / 评论(0) 分类 美国俚语

screw up 的常见意思及用法 1.弄糟,弄乱,搞砸(to mess up) 例句: I hope I don't screw up this time. 我希望这次不会搞砸了。 Try again and don't screw it up this time. 再试一次,这次别搞砸了。 2.如果是screw u

发表于:2019-02-09 / 阅读(99) / 评论(0) 分类 美国俚语

Lesson 14 Screw 1.You can't screw up this time. 2.You got screwed again this time? 3.I'm not for sale.Screw your money! 4.You screw with me and you'll be sorry. 5.Stop screwing off in school. 6.That crook screwed me out of ¥10. 7.The guy must have

发表于:2019-02-12 / 阅读(205) / 评论(0) 分类 辛沛沛NO-BOOK 辛沛沛口语提高版

1. Dont count on them。 别指望他们。 2.Im trying to get a hold of her。 我正试着联系她。 3.Hes never lined up on the line with me。 他从没和我站在用一阵线。 4.If i screw this one up,Im gonna get canned。 如果我搞砸了

发表于:2019-02-12 / 阅读(64) / 评论(0) 分类 英语口语

November 10 11月10日 Read it! 读读看! Taylor needs gas for her car. 泰乐的车子需要加油, She can go to the gas station on June Street. 她可以去六月街的加油站, Can Taylor pay cash there? 泰乐在那里可以付现金吗?

发表于:2019-02-16 / 阅读(53) / 评论(0) 分类 大家说英语

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-16 / 阅读(116) / 评论(0) 分类 学个词
学英语单词
Abou Rai
acieracity
amphiblestroid
anomalopsis katoptron
apenteric
artificial withering
Bacillus lacticus
Barcroft's apparatus
be caught in the fact
big-wheel
blood-stains
brain hypertension
Butterfield
callisaurus draconoidess
chaggas
chiselings
chlororaphin
cinnsmylidene
civil offence
collectins
deplaned
dichloro-8-hydroxyquinoline
distributed repetition
Dmitriyevskoye
ebay
eutaenia formosana
exit and sign out
Exit bond
explosive laser
extended time scales
fair trade practices
fissicornis
Florencio Varela
frame type automatic air circuit
free air test
Gafsa, Gouvernorat de
hair follicle gland
Harrow School
have an idea that
illegitimate enterprises
immortalities
immunoreactive insulin
Indigofera linnaei
isomaltosylfructoside
Kew barometer
king hits
Lithiolite
mackenzies
magnoliophyte
malloc
median attachment
medical
mesh wire
modal auxiliary verbs
noxious
nuclear enthalpy rise factor
oblique arc measurement
octylic acid
opticalmechnical
out box
palaeotectonic map
Poschiavino
pragmaticists
precomputed altitude curves
principal reduced form
protargentum
pseudocolus fusiformiss
receiveth
remote sensing and telemetry
rockbell
rosmarinuss
rotf
sand flow rate
Scorpioinidea
shearing clutch
single-end earthed
sperm ball
spoil
Stark, Johannes
stepwise solvent extraction
struss
sulfites
summodulo-two
supraglenoid tubercle
switchlike
T lymphocyte subset
tattowing
tectonic forces
TETRAC
three-terminal contact
threshold operator
TOPCA
Trigonobalanus dolichangensis
two-conductor line
two-stager
unbodylike
under his belt
unpretentiousness
unsloppy
vaginal artery
velocity of ship wind
wire of intermediate layer