马赫对比环;马赫条纹

NASA Successfully Tests Hypersonic 1 Jet Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes reached a re

发表于:2018-12-05 / 阅读(71) / 评论(0) 分类 英语沙龙2004全年合辑下

That's an unnatural act for a rocket. 这对于火箭来说,不是一种自然的行为。 The third stage has a camera. 第三次发射,火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th

发表于:2018-12-18 / 阅读(52) / 评论(0) 分类 TED演讲科技篇

40 years later, aero experts coined the term transonic. 40年后空气动力学专家创造了跨音速这个术语。 They debated, should it have one S or two? 他们争论这个术语应该用一个S,还是两个S? You see, they were having trou

发表于:2018-12-18 / 阅读(60) / 评论(0) 分类 TED演讲科技篇

Mother Machree There's a spot in my heart which no colleen may own; There's a depth in my soul never sounded or known; There's a place in my memory my life that you fill; No other can take it no one e

发表于:2018-12-30 / 阅读(102) / 评论(0) 分类 英语沙龙2004全年合辑上

Mother Machree 慈母颂 Theres a spot in my heart which no colleen may own; Theres a depth in my soul never sounded or known; 在我心中有那么一隅, 任何少女也不能占据。 它埋在我灵魂的深处, 我从不声张从不表露。

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 晨读英语美文60篇

VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special English. Today we travel to the boundaries of artistic production by visiting fringe festivals around the world. Something that is on the fringe means it i

发表于:2019-01-11 / 阅读(114) / 评论(0) 分类 VOA慢速英语2009年(八)月

Celebrating Strange Art at Washington's Fringe Festival Every summer artists perform at Fringe Festivals around the world. Fringe Festivals are a celebration of strange art. They have all kinds of performers -- from dancers, musicians and actors to e

发表于:2019-01-12 / 阅读(90) / 评论(0) 分类 2016年VOA慢速英语(八)月

Four Young People Who Make the World Better 四个年轻人致力于让世界更美好 What can technology do to make your world better? Four young people are starting new businesses to answer that question. Mateusz Mach Eighteen-year-old Mateusz Mac

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2016年VOA慢速英语(三)月

Young Technology Expert Works to Stop Car Thefts Kenya is East Africas largest economy. Its capital Nairobi is growing quickly. But so is the citys crime rate -- the Nairobi Metropolitan Crime Observatory says thieves steal an average of 10 cars each

发表于:2019-01-12 / 阅读(78) / 评论(0) 分类 2014年VOA慢速英语(十一)月

MICHEL MARTIN, HOST: It's no secret that corruption is widespread in Kenya. But recently, the conversation about it got real when a bus driver confronted the police and the president with a story of bribery on national television. NPR's Eyder Peralta

发表于:2019-01-16 / 阅读(61) / 评论(0) 分类 2017年NPR美国国家公共电台2月

STEVE INSKEEP, HOST: The United States Supreme Court is busy this week with a ninth justice, Neil Gorsuch, on the bench. Today, the court hears arguments in a Missouri case with the potential to open state coffers for aid to parochial schools. Like M

发表于:2019-01-17 / 阅读(96) / 评论(0) 分类 2017年NPR美国国家公共电台4月

2010年3月8日是三八妇女节,给自己的母亲或者女性朋友送上一首英语诗歌-《慈母颂》作为祝福,给她们一个意外的惊喜和慰问吧。为大家收集了几首 英语诗歌祝福语,祝福全天下的女性朋友们

发表于:2019-01-20 / 阅读(69) / 评论(0) 分类 实用英语

Expedite climb to FL190. 21.加速上升到高度190。 Climb to FL280 expedite until passing FL180. 22.上升到高度280,快速通过高度180。 Unable to expedite climb due weight. 23.由于重量原因不能加速上升。 Descending immediate

发表于:2019-01-31 / 阅读(147) / 评论(0) 分类 飞行员英语900句

Before we take this giant leap, we need to be able to carry everything needed for a three-year -round trip with us. This is a much larger effort than getting to the moon. Its the Apollo mission on steroids. At this point we know at least as much as t

发表于:2019-02-03 / 阅读(68) / 评论(0) 分类 自然百科2012年

Hairstyle fans know the fringe frames the face, but a new trend is allowing young women to wear their hearts in their bangs instead. 热衷于发型设计的潮人们懂得如何通过刘海来修饰脸型,但年轻女性间广为流行的最新发型

发表于:2019-02-07 / 阅读(116) / 评论(0) 分类 阅读空间

MADRID, Jan. 25 (Xinhua) -- Real Madrid coach Jose Mourinho finally got the center forward he has spent the past season asking for as the club confirmed(确证) a signing of Manchester City forward Emmanuel Adebayor on Tuesday. The Togo internati

发表于:2019-02-08 / 阅读(119) / 评论(0) 分类 英语新闻

Four steps for negotiating a job offerStep One: Evaluate your job? The actual job content. ? Your boss. ? The salary and benefits. ? Fringe benefits: insurance, child benefits, retirement plans, tuition assistance, paid holidays and other bonuses. ?

发表于:2019-02-09 / 阅读(73) / 评论(0) 分类 求职英语

今天我们要学的词是 fringe. Fringe有边缘的意思,可以指政治团体里的极端派。President-elect Donald Trump named Steven Bannon, who embraces fringe ideology, his senior counselor and chief strategist. 美国当选总统川普任

发表于:2019-02-16 / 阅读(74) / 评论(0) 分类 英语单词荟萃

GWEN IFILL: After serving in Iraq and Afghanistan, many veterans face an uphill battle finding work in civilian life. There's been an increase in efforts to help ease their transition, but one segment of the veteran population is often overlooked. Sp

发表于:2019-02-17 / 阅读(196) / 评论(0) 分类 PBS访谈社会系列

At least the names for the two main possible culprits are entertaining: they are said to be either WIMPs (for Weakly Interacting Massive Particles, which is to say specks of invisible matter left over from the Big Bang) or MACHOs (for MAssive Compact

发表于:2019-02-25 / 阅读(91) / 评论(0) 分类 万物简史
学英语单词
acylazide
alpha particle ionizing power
amynologic
anerd
basic highway capacity
Bering Str.(Beringov Proliv)
big wienie
bilinear map
boat-cars
Capivari
character significance
charlier shoe
chinning
Chipinge Dist.
code walk
cross-arm brace
Cynoglossum schlagintweitii
Danish loaf
diethyenetriamine
dolors
double-jobber
dual chamber pacemaker
eigen-mobility
ethylhexyl-p-methoxycinnamate
extension program
fabric-to-fabric bonding
facial massage
finger-rings
first-preference
for what it is worth
funds management
gag
gift-wrap
H-Shares
handling mechanization scheme
harmomegathy
harste
highly volatile product
hinged folding hatch cover
injury of tendons
inverse binomial sampling
kanekoes
ketubah
kilclines
laminated fabric
large capacity store
larkiest
liquid potential
madinina
meteorium horikawae
methilepsia
mofarotene
Mosel (Moselle R.)
moving coordinates
mustoure
nanosecond time-resolved spectrosecopy
network management center
nonriders
oil wettability
ordered off
oro-pharynx
Orobanche uralensis
overmanage
palaeotemperatures
paternalistic leadership
pecten asper
pestres
Phra Thong, Ko
piing
Polygonum lanatum
porfend
pre-records
primary buying motive
primitivizations
pure-black
Radar height finder.
Ropar
Sadowne
secondary tillage
semisimple associative algebra
shell mold press
short wave disthermy
simple code
solid-state nucleation
spacecraft dynamics with liquid slosh
stresses and strains
subclass Cirripedia
systematic failure
take the monkey off someone's back
that would be telling
thick string
thigh pain
toggle lever arm
tripmeters
two-dimensions
ultra low density polyethylene
unconfoundedness
upswept
USUHS
weighting characteristic
whmas
yield to none