引力加速单位 (g)

If by suburb is meant an urban margin that grows more rapidly than its already developed interior, the process of suburbanization began during the emergence of the industrial city in the second quarter of the nineteenth century. Before that period t

发表于:2018-11-27 / 阅读(702) / 评论(0) 分类 新概念优美背诵短文50篇

[00:00.00]The need for new markets, [00:02.17]and a solid defense system [00:04.26]from potential invasion [00:05.79]by the United States, [00:07.21]brought an acute awareness [00:08.96]to these diverse colonies that [00:10.92]they should look to [00

发表于:2018-11-30 / 阅读(135) / 评论(0) 分类 最新15篇文章贯通英语四级词汇

Come on, admit it -- you like living at breakneck speed. 好了,承认吧――你就喜欢忙得团团转。 Life in the Fast Lane James Gleick 1 We are in a rush. We are making haste. A compressio

发表于:2018-12-29 / 阅读(78) / 评论(0) 分类 全新版大学英语综合教程

All you remember about your child being seven is the carpool schedule. You learned to apply makeup in two minutes and brush your teeth in the rearview mirror , because the only time you had to yourself was when you were stopped at red lights. You con

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 精美英文欣赏

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? You could think of it as the real dancing with the stars. Two white dwarf stars have been found twirling around each other to make a complete orbit in less than every 13

发表于:2019-01-08 / 阅读(113) / 评论(0) 分类 Scientific American(七)月

Gravitational Waves Detected, Einstein Is Right 引力波存在证明爱因斯坦是正确的 尽管花费了100年时间,最终科学家还是证明了爱因斯坦的理论是正确的,引力波确实存在 The waves were predicted as part of Ei

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2016年VOA慢速英语(二)月

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

发表于:2019-01-20 / 阅读(128) / 评论(0) 分类 2017年Scientific American(三)月

When assembled, Michell's apparatus looked like nothing so much as an eighteenth-century version of a Nautilus weight-training machine. It incorporated weights, counterweights, pendulums, shafts, and torsion wires. 装配完毕以后,米歇尔的仪器

发表于:2019-01-29 / 阅读(87) / 评论(0) 分类 万物简史

At Principia's heart were Newton's three laws of motion (which state, very baldly, that a thing moves in the direction in which it is pushed; that it will keep moving in a straight line until some other force acts to slow or deflect it; and that ever

发表于:2019-01-29 / 阅读(124) / 评论(0) 分类 万物简史

Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后,科学家们近日表示

发表于:2019-02-02 / 阅读(135) / 评论(0) 分类 英语新闻

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(142) / 评论(0) 分类 英语新闻

David Reitze, executive director of the U.S.-based Laser Interferometer Gravitational-Wave Observatory, also known as LIGO, made the announcement in Washington D.C. Ladies and gentlemen, we have detected gravitational waves, we did it! The gravitatio

发表于:2019-02-02 / 阅读(90) / 评论(0) 分类 英语新闻

科学家发现宇宙膨胀的证据 WASHINGTON, March 17 (Xinhua) -- U.S. astronomers announced Monday they have captured the first images of gravitational waves, or ripples in space-time described as the first tremors of the Big Bang in which the u

发表于:2019-02-03 / 阅读(111) / 评论(0) 分类 英语新闻

They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi

发表于:2019-02-06 / 阅读(120) / 评论(0) 分类 英语新闻

Astrophysics 天体物理 Dust to dust 尘归尘,土归土 A dramatic recent discovery in physics is looking rather dodgy 近期,物理学中的一项戏剧性发现看上出非常模糊 IN MARCH Chao-Lin Kuo, an astrophysicist at Stanford Univer

发表于:2019-02-16 / 阅读(127) / 评论(0) 分类 经济学人科技系列

Leaders 社论 Cosmology 宇宙学 Man suddenly sees the start of the universe 揭秘宇宙的起源 The quest to understand reality takes a great leap backwards 科学新突破探索宇宙诞生之初的真相 IN THE beginning was the word and the w

发表于:2019-02-17 / 阅读(105) / 评论(0) 分类 经济学人综合

在阅读中把握GRE词汇含义方法技巧 GRE文章是论证性文字,不是说明性文字,也不是叙述性文字。这种以论证为特点的文字,及于GRE阅读文章的各个层面:篇章段落句子单词。篇章由多个论点组

发表于:2019-02-17 / 阅读(86) / 评论(0) 分类 GRE英语

首先我必须要知道,一篇文章中不认识的单词占托福阅读词汇总量的比例只要控制在8%以内,是绝对不会影响到我们对全文任何观点的理解的。基于这一点,我们大家大可不必因为遇到了几个我

发表于:2019-02-17 / 阅读(195) / 评论(0) 分类 GRE英语

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-21 / 阅读(126) / 评论(0) 分类 2016CRI中国国际广播电台

首先要说的是,在阅读教学的研究当中,语言学家们发现,一篇文章中不认识的单词占全文词汇总量的比例只要控制在8%以内,是绝对不会影响到我们对全文任何观点的理解的。基于这一点,我

发表于:2019-02-25 / 阅读(109) / 评论(0) 分类 GRE英语
学英语单词
activating agents
active dydrogen compounds
advance of shoreline
AEEA
aliphatic nitrate
alleviating asthma and cough
amount of an ordinary annuity
androgeny
balsam of copaiba
Barunga
bid deadline
bilbergia
blinking characteristic
bond types
break-thrust
Bucuresti
Bulgakovian
bunnier
car valve spring wire
centralized backup
centranthuss
chemisettes
coldslaw
computerized turbine automated design system
congenital stricture of small intestine
customs clearance fees
depthkeeping
desaparecidos
Discocyclinidae
drawing-practice
dressmaking
drugmanite
ecardine
effective moment of inertia
enrile
equal delay angle control
equilibrium period
excitation coil
executive stream
facial plane
female repro ductive system
fine-tuner
flat knots
flukiness
gangwayed
Gwynedd
had eyes for
harbo(u)r floating crane
Harold Lloyd
hydroscopist
incoincidence
inversion of chord
inverted emulsion mud
Kiefer process
laevo-rotation
learning drive
lens-clip
levelling loops
lifo/fifo number
Longnan
lxxxviiest
lymphosarcoma of the prostate
Lysinuria
marble cloth
market - oriented economy
Marlow's tests
Menodrin
minutenesses
multi-dimensional scaling
multiply-divide unit
nerney
nocardin
norm-creatings
Ohara's disease
oncogenomic
paradoxical stimulation
pumping depression cone
Rahola
re-introducing
Rebahia
red cotton-tree
residual minerals
returnship
road-goose
silanization
somatic sensory systems
step transformation
Stradivariuses
submerged cultuse
subminiature tube
Sudan grass
surpassingly
swan-flower
towndrow
tug arch
tuzlas
unbagging
ungulates
uniform porosity
valve probe
water-jacket top cover
yort