变速泵

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(193) / 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(224) / 评论(0) 分类 高中英语人教版高一

Even before scientists sort this out, this information is actually really good news for us, 即使科学家还尚未解决问题,这一好消息确实振奋人心, because it turns out that the way we live can influence the accumulation of amyloi

发表于:2018-12-18 / 阅读(145) / 评论(0) 分类 TED演讲国际问题篇

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? It's been more than a decade since the human genome was published. And some critics have wondered where the promised medical applications are. Well, a review article in

发表于:2018-12-24 / 阅读(164) / 评论(0) 分类 Scientific American(三)月

You cant judge a book by its cover. But you can judge a dog by its coat. You can even read right through to its genes. Because a study in the August 27th online issue of Science shows that just three key genes govern the length and texture of dog fur

发表于:2018-12-24 / 阅读(158) / 评论(0) 分类 Scientific American(八)月

Whether a cup of java will leave you craving more could be chalked up to your genes. 一杯咖啡是否会使你上瘾也许是由你的基因决定的。 People with a newly identified genetic variant in their DNA, called PDSS2, may be inclined to d

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 实用英语

THE HAGUE, June 24 (Xinhua) -- Bird flu was discovered at a poultry farm in the central Dutch province of Flevoland, the Ministry of Agriculture said Friday. It said the virus discovered was a mild variant. The farm's 47,000 chickens were slaughtered

发表于:2019-01-11 / 阅读(159) / 评论(0) 分类 英语新闻

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(157) / 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(184) / 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(155) / 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(202) / 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(191) / 评论(0) 分类 英文短篇故事(纽约)

神探夏洛克第二季第一集_20 哈密斯 Hamish 约翰哈密斯华生 John Hamish Watson,如果你们想给小孩取名字的话 just if you were looking for baby names. 有个来自国防部的男人 我对他了如指掌 There was a man, an M

发表于:2019-01-28 / 阅读(151) / 评论(0) 分类 神探夏洛克第二季

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(209) / 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(240) / 评论(0) 分类 365个英语简短小故事

OTTAWA, Jan. 27 (Xinhua) -- U.S. Secretary of Defense(防卫,防护) Robert Gates said here on Thursday that he expects Canada's continued support for the F-35 joint strike fighter plane program, which is under fire from opposition politicians he

发表于:2019-02-07 / 阅读(143) / 评论(0) 分类 英语新闻

A gene that controls how long we sleep has been discovered by scientists explaining why some people have their own internal alarm clock. Scientists identified a gene called ABCC9 that can reduce the length of time we sleep. The same gene has previous

发表于:2019-02-07 / 阅读(113) / 评论(0) 分类 阅读空间

Rumors of a successor to Xiaomi's 2016 Mi 5 flagship smartphone have begun to heat up, but the company has cooled off any hype by announcing that it will skip Mobile World Congress this year. 虽然关于2016年小米5旗舰版后续型号的传闻越炒

发表于:2019-02-08 / 阅读(168) / 评论(0) 分类 英语新闻

Swedish researchers said Tuesday what women have suspected all along: that marital woes can often be attributed to men's genetic make-up, according to a study linking a common male gene to relationship problems. The gene variant, which is present in

发表于:2019-02-14 / 阅读(166) / 评论(0) 分类 阅读空间

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(214) / 评论(0) 分类 学个词
学英语单词
a clear head
acidoresistance
Aldekerk
apurpose
aqua-ammonia absorption-type refrigerating machine
arels
ASME boiler and pressure vessel code
aviation materials warehouse
back-lines
badt
Bernard's duct
besharp
box step
brake limiting valve
brake torque collar
brentcrosses
bulbo-urethral artery
cash-flow to capital-expenditure ratio
chemical fertilizer pollution
coistril
community-school
compensation brake rigging
curved needle holders
defamation law
dice snake
diphyodonts
divident
donkey power
duty-bounds
dynamic absorption
emery stand
endearing to
enthoven
equality constraints
European white lily
excludee
explanato-
extreme point method
fixed loans unsecured
fluctrating electric field
geothermal temperature gradient
grain harvester
guaiacol
gyrostabilizers
heave on view
hoaching
homogeneous fluidized bed
i.d. filter
Internet music
irreprovably
Iyaric
Kettig
literal current
long jump runway
Lubok China
mandinga
mass tone
Mertensian mimicry
metric capacity unit
microoscillations
mundies
n.b.a
non-ego
nonresidents
on the breast
open day
outside width of bucket
owse
panesthitic
paramagnetic resonance method
photoshoot
phyllopertha yangi
platinotypes
plectropomus areolatus
polycyclohexyl methacrylate
pot metal
principle of optimization
pulsed HeNe laser planeplate interferometer
punchin' it
quanah
rearward c.g. stalling speed
recordil LA
recoursing
remble
scoop tail rope
slip circle
soda lime tube
sonogramme
sperm-filled
steamshovel
timorousness
tozy
transverse watertight bulkhead
tribenzoylmethane
TVWS
umbrella liability insurance
unmanured plot
UYU
vibrio septicemia
white fibrous tissue
wood sugars
woolly mammoth