碰撞离子散射谱学

This is Mars on Earth, a station that was built to help us learn how to live on the red planet. A group of explorers and NASA scientists are spending the next two weeks inside this habitat, trying to figure out how people will live on Mars. The NASA

发表于:2018-12-03 / 阅读(82) / 评论(0) 分类 自然百科2008年

In 1945, a 12-year-old boy saw something in a shop lineage 2 adena window that set his heart racing. But the pricefive dollarswas far beyond Reuben Earles means. Five dollars would buy almost a weeks groceries for his family.Reuben couldnt ask his fa

发表于:2018-12-07 / 阅读(276) / 评论(0) 分类 幸福是一种态度

US Activists Cautiously Optimistic About Anti-LRA Mission U.S. activists who have worked for years advocating against Central Africa's roaming Lord's Resistance Army (LRA) are cautiously optimistic new U.S. military assistance to dismantle the deadly

发表于:2018-12-08 / 阅读(86) / 评论(0) 分类 VOA标准英语2011年(十月)

[00:00.00] unit 14 Mainly Revision [00:34.51]Ann___(not,watch)TV last night.The children__(go)to the farm last Saturday. [00:47.86]The boys__(meet)after school yesterday afternoon. [00:53.42]Mr Turner__(say)sorry to the conductor on the train because

发表于:2018-12-10 / 阅读(204) / 评论(0) 分类 (人教版)初中二年级上册

Atlantis Crew Ready for Final Shuttle Mission The end of an era is near. The U.S. space shuttles - the complex workhorses of the U.S. space program - are being retired so NASA can focus on developing spacecraft that can travel beyond low-Earth-orbit.

发表于:2018-12-16 / 阅读(79) / 评论(0) 分类 VOA标准英语2011年(七月)

As Discovery begins its 39th and final mission into Earth's orbit Thursday, America's 30-year space shuttle program comes one step closer to its scheduled end this April. The aging fleet of reusable spacecraft has become an American technology icon,

发表于:2018-12-16 / 阅读(74) / 评论(0) 分类 VOA标准英语2011年(二月)

By David McAlary Washington 06 March 2006 The newest American mission to Mars is hurtling toward the red planet, due Friday to examine it in the sharpest detail yet. It will be the largest spacecraft

发表于:2019-01-06 / 阅读(128) / 评论(0) 分类 2006年VOA标准英语(三月)

By Al Pessin Pentagon 23 January 2007 The U.S. Army general named by President Bush as the new coalition commander in Iraq told a Senate committee Tuesday he believes the new Baghdad security plan can work, but it will not be easy. VOA's Al Pessin r

发表于:2019-01-06 / 阅读(162) / 评论(0) 分类 2007年VOA标准英语(一月)

By David McAlary Washington 19 January 2006 The United States has launched the first spacecraft to the distant, icy planet Pluto. The distance from Earth is so great the journey will take nine years f

发表于:2019-01-13 / 阅读(138) / 评论(0) 分类 2006年VOA标准英语(一月)

British forces turned over command of military operations in the southern Iraqi city of Basra to US troops on Sunday. A truck bomb that exploded Tuesday in the northern Iraqi city of Mosul, however, indicates that the military situation in many plac

发表于:2019-01-13 / 阅读(104) / 评论(0) 分类 VOA标准英语2009年(四月)

Atlantis Crew 'Honored' to Be On Final Shuttle Mission The space shuttle Atlantis is preparing for the final mission of the U.S. shuttle program next month. Atlantis's crew is excited and reflective before the space craft's last flight. The crew, led

发表于:2019-01-14 / 阅读(91) / 评论(0) 分类 VOA标准英语2011年(六月)

Gadhafi Death Marks End of NATO Mission NATO's operations against Moammar Gadhafi's forces began in March, with French and British airstrikes on Libyan army positions. And it was French warplanes that ultimately brought the mission to an end, bombing

发表于:2019-01-14 / 阅读(97) / 评论(0) 分类 VOA标准英语2011年(十月)

As the world observes the 40th anniversary of the historic moon landing on July 20, 1969, the U.S. agency that accomplished that feat is working on plans for a return to the moon and an even more ambitious plan to use the moon as a base for missions

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 VOA标准英语2009年(七月)

37 研究表明2500万年前流星曾碰撞过地球 DATE=4-18-01 TITLE=SCIENCE REPORT - Meteor Collision With Earth BYLINE=Jill Moss (Start at 59

发表于:2019-01-16 / 阅读(144) / 评论(0) 分类 科技之光

听力薄弱的考生是很难在托福考试中得到高分的。首先考生对自己的词汇量应该有个基本的了解。考生可以翻看一下TPO练习的问题部分,如果连审题都有困难,那么建议先别急着考试,好好从

发表于:2019-01-17 / 阅读(114) / 评论(0) 分类 托福英语

在托福考试中,听力是一个很重要的环节,而在听力备考的过程中,词汇又是非常重要的。 在托福听力的备考过程中,我们细细翻一下TPO资料,如果发现连审题都有着困难,那么,这时候就建

发表于:2019-01-17 / 阅读(124) / 评论(0) 分类 托福英语

By Weaver Carolyn New York 09 April 2007 Watch Global Medical Relief Fund A tiny organization based in New York City is making big changes in the lives of a few lucky children from around the world. The ten-year-old Global Medical Relief Fund has he

发表于:2019-02-05 / 阅读(129) / 评论(0) 分类 2007年VOA标准英语(四月)

51. 回路 loop 52. 安全岛 safety island 53. 停车处 parking place 54. 停私人车 private car park 55. 只停公用车 public car only 56. 不准停车 restricted stop 57. 不准滞留 resticted waiting 58. 临街停车 parking on-street 59. 街

发表于:2019-02-19 / 阅读(126) / 评论(0) 分类 雅思英语

话题类单词,术语 托福考试的lecture话题非常广泛,虽然官方指南给出了艺术、生命科学、自然科学和社会科学四大类话题,但事实上这四个话题已经能囊括任何专业知识点了,知识面再广的学

发表于:2019-02-26 / 阅读(132) / 评论(0) 分类 托福英语

很多考生托福听力薄弱,主要原因在于托福词汇量不够。 听力薄弱的考生是很难在托福考试中得到高分的。可能很多考生对托福考试的整体印象是考试内容比较专业,有大量的专有名词,一拿

发表于:2019-03-04 / 阅读(148) / 评论(0) 分类 托福英语
学英语单词
accepting house
adenoma hidradenoides vulvae
adjustment of measuring-channel
Altano, C.
armed service electrostandard agency(asesa)
arrian
author index
bagsying
base point
Bathyctenidae
bibliopole, bibliopolist
body-part
budgeted statement
bundle of joy
burglarising
by leaps and bounds
canary-pox virus
catfishing
certhia americanas
coprogenous aggregate
crawfordville
d'ya
differential quenching
dosage by volume
economics of urban size
etkin
even cover
fly at higher game
friction bali
genus euterpes
girdle-view
Glasbury
gloriousest
haswells
information-givings
inter-bank
internal parasitic disease
jalaric acid
king-emperor
La Colina
long linearity control
loop of end coil
MacDowell Colony
Macropanax undulatus
Malakand Division
marianass
mccurry
micropackaging
morphological accent
multicolored filter
nanostrips
Naskapi
Natal Ridge
noise measuring meter
Nufaru
old-line
on passage
outgoing level
outmanipulating
overhead utilization
patridge
piezoid
pin head
plastic fracture transition temperature
Pomoxis annularis
prenunciation
pressure burner
profiler of wheel teeth
proxibarbal
psychoanalysers
public-key certificate
pulsific
ramp bow
report wizard
Rheem Valley
rolinex
scretin
sectionrazor
self-inductive
shenti
stand transect
steel scale
successionist
sunclaw
sure about
sure as a fate
talus slope
thalline reaction
tidal signal
tool quality
toxic shock
tributary loads
two digit
umegawas
unurbane
Valdeganga
Van Slyke's formula
Viola triangulifolia
when the going gets tough, the tough get going
white coats
WIMP 2, wimp
ypthima akragas