速度聚焦质谱仪

Stand Clear Of The Doors: TV Finally Gets On Board With Mass Transit play pause stop mute unmute max volume 00:0003:47repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your F

发表于:2018-12-17 / 阅读(119) / 评论(0) 分类 2016年NPR美国国家公共电台12月

Dealing with a Mass Transit Strike Marge: Where have you been? You should have been home over two hours ago! Homer: Ive been trying to get home. Havent you been watching the news? The transportation workers union has voted to strike. There was a mass

发表于:2018-12-27 / 阅读(140) / 评论(0) 分类 2014年ESL之旅行交通购物

A gunman in Texas shot and killed 26 people in a church in the small community of Southerland Springs, Texas on Sunday. At least 20 people were injured in the shooting. Victims included children and the elderly. The suspected gunman is also dead. The

发表于:2019-01-03 / 阅读(149) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Mass School Shootings Mostly in Small US Towns In the United States, mass school shootings are most likely to happen in small towns and suburban areas. One example is the shooting last week at a high school in Santa Fe, Texas. Ten people died in the

发表于:2019-01-03 / 阅读(182) / 评论(0) 分类 2018年VOA慢速英语(五)月

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(397) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

Pope Benedict XVI celebrated an open-air Mass on Monday for the sick at the shrine of Lourdes in southwest France. He urged the sick, whom he blessed during the service, to remember that dignity never abandons the sick person. Sabina Castelfranco ha

发表于:2019-01-07 / 阅读(132) / 评论(0) 分类 VOA标准英语2008年(九月)

One hundred years ago today, September (the) 27th, 1905, a physics paper was dropped into the mail, addressed to a German journal called AT. The paper was penned by a 26-year-old Swiss patent clerk with dark curly hair years before he sprouted that s

发表于:2019-01-08 / 阅读(211) / 评论(0) 分类 2005年NPR美国国家公共电台

By Nick Wadhams Nairobi 11 January 2008 Kenya's political opposition says mediation efforts with the government over Kenya's flawed December elections have collapsed and the opposition is now calling for mass rallies across the country next week. Nic

发表于:2019-01-13 / 阅读(159) / 评论(0) 分类 VOA标准英语2008年(一月)

DAVID GREENE, HOST: We now know that the man who killed 26 people in a tiny Texas church on Sunday had been court-martialed and discharged from the Air Force for assaulting his wife and child. And authorities say that Devin Patrick Kelley sent threat

发表于:2019-01-16 / 阅读(138) / 评论(0) 分类 2017年NPR美国国家公共电台11月

RACHEL MARTIN, HOST: Catholic dioceses across Pennsylvania are still dealing with the fallout from a grand jury report that came out recently alleging widespread childhood sexual abuse in the state. Virginia Alvino Young from member station WESA has

发表于:2019-01-17 / 阅读(178) / 评论(0) 分类 2018年NPR美国国家公共电台8月

MICHEL MARTIN, HOST: In Thousand Oaks, Calif., Wednesday, 12 people were killed in a Western-themed bar before the shooter is believed to have turned the gun on himself. It has become an all-too-common scene. According to Gun Violence Archive, an ind

发表于:2019-01-17 / 阅读(131) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Imagine the disc of our galaxy, if you just took a disc of stars and put it there, gravity would tend to make this disc collapse/ into itself and it would immediately just fall together. That is not what we see with the galaxy. Whats actually going o

发表于:2019-01-22 / 阅读(132) / 评论(0) 分类 自然百科2011年

The explosion generated a shockwave so massive it wasdetected over 15,000 kilometres away. The low-frequency waves were picked up bymonitoring stations. So it is kind of like a listening network around theworld. Thats right. Theyre not set up for fir

发表于:2019-01-23 / 阅读(108) / 评论(0) 分类 探索与发现2014年

All right then! Imagine this weapon to be ten times stronger and the animal ten times more powerful, launch it at a speed of twenty miles per hour, multiply its mass times its velocity, and you get just the collision we need to cause the specified ca

发表于:2019-01-27 / 阅读(117) / 评论(0) 分类 《海底两万里》中英双语有声读物

By Sabina Castelfranco Valencia 09 July 2006 Pope Benedict XVI greets Spain's King Juan Carlos, left, and Queen Sofia, center, as he arrives to hold a Mass in Valencia, Spain, Sunday, July 9, 2006 Pope Benedict has ended a lightening visit to Spain

发表于:2019-01-31 / 阅读(164) / 评论(0) 分类 2006年VOA标准英语(七月)

By Gilbert da Costa Abuja 11 September 2006 Federal workers in Nigerian are bracing themselves for mass layoffs following a weekend announcement that some 15,000 workers are to be let go this month. Union officials are reacting angrily to the plan a

发表于:2019-01-31 / 阅读(237) / 评论(0) 分类 2006年VOA标准英语(九月)

By Barbara Schoetzau New York 20 April 2008 Pope Benedict XVI ended his six-day visit to the United States with a jubilant mass at the 57,000-seat Yankee Stadium. From VOA's New York Bureau, correspondent Barbara Schoetzau reports the leader of the w

发表于:2019-01-31 / 阅读(154) / 评论(0) 分类 VOA常速英语2008年(四月)

China opposes proliferation of weapons of mass destruction: FM spokesman BEIJING, Nov. 14 (Xinhua) -- China opposes the proliferation of weapons of mass destruction and their means of delivery, Foreign Ministry spokesman Hong Lei reiterated at a regu

发表于:2019-02-03 / 阅读(167) / 评论(0) 分类 英语新闻

Whilst waiting for dinner at Youngs inn, at the confluence of Salt River with the Ohio, 在当地青年旅馆就餐前的闲暇期间,在盐湖与俄亥俄州一处接壤地带, I saw, at my leisure, immense legions still going by, with a front r

发表于:2019-02-13 / 阅读(127) / 评论(0) 分类 美国语文第五册

A mass rally and parade has been held in DPRK's capital a day after the Worker's Party wrapped up its first congress in 36 years. Hundreds of thousands of people were seen marching through the main ceremonial square. Participants in Pyongyang practic

发表于:2019-02-18 / 阅读(166) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
Aetna Life Insurance Co.
Alckmin
all-stater
backflow cell model
bakhtars
basic software
beryllioses
broom palm
bumping post indicator
butted line
buzhie
callean
Castellani's bronchitis
caut
centre chisel
chapping sore
Closed-End Credit
clusterized
coal-hole
comedy-drama
communication jammer
compensation for the surface subsidence
compound hydrograph
crippled leapfrog test
cross component force
dante
deep bar motor
defuses
direct fare
discrete two-dimensional linear processing
documentational
domainers
double cone
downrank
dry amputation
ease into
exfiltrating
extensive function
fatal syncope
fava-bean
favorable positions
flowing back
forced oil air cooling
genetic parameter
Glanville fritillary
glt
grammatophore
huntsmans
isothermal phase change
jacky winter
kinemas
liquid slosh test
longitudinal cenlerline
longwave radiation
make one boot serve for either leg
malignant myoma
mammoplasia
micrangium
Middle Watut
Moldova(Moldavia)
necessarians
Nu-Gel
numerosoes
objective micrometer
ocks
oldsightedness
Panadyl
phone porn
pipe joints
preuniversity
prismotherapy
protuberance type hob
rainfall runoff
red as a turkey cock
refutational
res derelicta
reticulaphis foveolatae
Rhodoid
sagarin
San Vito Chietino
sapwood forest
satellite equator
Seseganaga L.
sick benefit
sighter
spoils of the fount salmacis
static horizon sensor
steppingstones
suranal fork
swivelled
to keep an ear to the ground
TrEPS
tribromo-acetic fluoride
triple-arched
two-point form
upregulate
valueable
vernal edema of lung
virgen
water pollution monitoring
weighted number system
yonah