排孔削弱系数

The low and trough thats been spreading showers across the southeast over the past few days is starting to move offshore. However, New South Wales and Queensland can expect a few more storms today. The cloud over WA is also producing storms and the w

发表于:2018-12-02 / 阅读(103) / 评论(0) 分类 澳洲ABC新闻快递2009年

In every galaxy scientists looked at, they found evidence for a supermassive black hole. NGC 3115 NGC 3377 NGC 3379 In M31 and M32 In total there is probably 20-30 or so black holes that have been fou

发表于:2018-12-07 / 阅读(362) / 评论(0) 分类 超大质量黑洞

In March 2000, two astronomers made an extraordinary discovery, one that is set to overturn our understanding of how the universe formed. We're never going to see a time like this in astronomy again.

发表于:2018-12-07 / 阅读(361) / 评论(0) 分类 超大质量黑洞

This ferocious heart of brilliant hot gas is called a quasar. Scientists thought this whirling mass might be caused by a giant black hole sucking up gas and stars, literally feeding on the center of a

发表于:2018-12-07 / 阅读(279) / 评论(0) 分类 超大质量黑洞

EXPLORATIONS - Blue Holes: Some of the Least Explored Areas on Earth BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. A blue hole is a flooded sea cave with a hole that opens up at the lands s

发表于:2018-12-07 / 阅读(84) / 评论(0) 分类 2011年VOA慢速英语(十一)月

Cloud streaming across the country from the Pilbara and jet stream wind is causing patchy rain. Cloud over the Bight, near a low, is triggering a few showers. Taking a look around the states now: A weak high over south-east Queensland is extending a

发表于:2018-12-11 / 阅读(44) / 评论(0) 分类 澳洲ABC新闻快递2011年

Russia Sees 'Brexit' Weakening European Resolve, Analysts Say MOSCOW As Britain contemplates leaving the European Union with a June 23 referendum, Russia is seen as one of the few countries in Europe favoring a so-called Brexit from the EU. While pub

发表于:2018-12-16 / 阅读(45) / 评论(0) 分类 VOA标准英语2016年(六月)

[00:00.52] 12.18 Holes in His Mind [00:06.29]Major James Nesmeth had a dream of improving his golf game and he developed a unique method of achieving his goal. [00:14.35]Until he devised this method, he was just your average weekend golfer, shooting

发表于:2018-12-26 / 阅读(67) / 评论(0) 分类 温馨夜读II

发表于:2018-12-30 / 阅读(89) / 评论(0) 分类 自考英语(二)60讲

Supermassive Black Holes Muse oh baby dont you know i suffer? oh baby can you hear me moan? you caught me under false pretences how long before you let me go? you set my soul alight you set my soul alight (you set my soul alight) glaciers melting in

发表于:2019-01-03 / 阅读(87) / 评论(0) 分类 电影歌曲

U.S. stocks fell for a third day as disappointing earnings and economic news showed signs of a weakening recovery. The Dow Jones Industrial average fell more than 60 points before the opening bell on Thursday after technology giant Cisco posted weake

发表于:2019-01-04 / 阅读(59) / 评论(0) 分类 VOA标准英语2010年(八)月

BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. A blue hole is a flooded sea cave with a hole that opens up at the lands surface. These cave systems form in carbonate rock, often on islands.

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2010年VOA慢速英语(十一)月

By Heda Bayron Hong Kong 28 September 2006 The surprise military takeover in Thailand has raised concerns that Southeast Asia may be returning to a period of political unrest and that democracy there may be losing ground. Elected governments in the

发表于:2019-01-12 / 阅读(128) / 评论(0) 分类 2006年VOA标准英语(九月)

New Data Adds to Understanding of 'Black Holes' WASHINGTON Scientists continue to learn more about black holes in space, places where the pull of gravity is so strong that not even light can escape. Black holes occur after supergiant stars explode in

发表于:2019-01-14 / 阅读(109) / 评论(0) 分类 VOA标准英语2016年(九月)

AUDIE CORNISH, HOST: Today the story on Capitol Hill was supposed to be about the new era of total Republican control in Washington, but before the new Congress began, there was fresh drama in the House, where party leaders were overruled. Lawmakers

发表于:2019-01-16 / 阅读(87) / 评论(0) 分类 2017年NPR美国国家公共电台1月

The cloud band associated with a weakening front system and up trough is moving across the southwest of the country. Some high cloud associated with the system is also drifting across parts of Tasmania. Further north, the slow moving high pressure sy

发表于:2019-01-19 / 阅读(45) / 评论(0) 分类 澳洲ABC新闻快递2015年

今天我们要学的词是WOW factor。 A WOW factor, 指让人惊叹的东西。经济不景气,也影响到了玩具行业。从二月中旬开幕的美国国际玩具展可以看出, In 2009, there will still be toys with the WOW factor, but

发表于:2019-01-30 / 阅读(105) / 评论(0) 分类 英语单词荟萃

CANBERRA, March 7 (Xinhua) -- Due to one of the strongest La Nina events, 2010-11 has seen Australia's second wettest summer on record, and above average rainfall is expected to continue, a weather meteorologist(气象学者) said on Monday. National

发表于:2019-02-02 / 阅读(76) / 评论(0) 分类 英语新闻

By Peterson Ssendi Kampala,Uganda 02 June 2007 Many Pentecostal churches in Kampala invite the afflicted to be cured. Mrs. Frances Adroa, who is HIV-positive, took them up on the offer. I am a sick person (I have HIV AIDS) so,she explains, I was prom

发表于:2019-02-02 / 阅读(97) / 评论(0) 分类 2007年VOA标准英语(六月)

Jo: This is Real English from BBC Learning English. Im Jo. Jean: And Im Jean. Jo: Today were going to look at words and phrases that have recently become part of the English language. Jean: 在我们的《地道英语》节目当中,我们会带领大家一起来学习和熟

发表于:2019-02-26 / 阅读(355) / 评论(0) 分类 地道英语在线听
学英语单词
absorber pump
abyssopelagic community
aceria taiwanensis
aerosol food
Ajax plastic bronze
ampulla caudalis
atom-bomb plant
automatic thread stop device
back-pressure regulator
balanced model
bar paten
bid sizes
bigelman
bluish-white
Bulbophyllum khasyanum
capital redemption reserve
castable concrete
clock output
closed circuit grinder
coating syrup pastry
console printer
cortal
curvable
dark banana aphid
Dowlatābād
edward benjamin brittens
ehmann
extraordinary ray
face brick
fascistizing
flushing of zygomatic region
Fushs
gilravage
glossolaryngeal
gold alloy covering
gravity sluicing system
hard crown glass
Hebra's pityriasis
Hirudinaria
ice crystals
impedance variation method
incomplete measure
infinite antagonistic game
intercrystalline segregation
international protection of human rights
jentacular
lilac-coloured
linear complexes
liquid-cooled solar collector
make-to-stock
mariculture
maxwellian cross-section
megasporophyll
mercantile court
mocking
modulare structure
mutualization
n. petrosus superficialis minor
NOPEC
north shoshone pk.
Odry
oligaemic
over-play
para-chlorophenyl-N-methyl carbamate
petition for reconsideration
photographic method of radiation detection
physics of earth crust
Pisz
practice limit
progressive rotation
pull-type recoiler
ray tube
razor clam (sinonovacula constricta)
rewriting unit
Rhododendron mariae
room lamp
run and gun
sbms
semi-enclosed motor
side scraper
simeys
single-range indicating instrument
slaketh
spruceness
standard enthalpy of reaction
static subroutine
steaming point
stream channel pattern
Surinameses
swot at
T cell replacingfactor
taubron
the incidence
theory of cycles
Tivenys
transformation-temperature ranges
unallowed
wash-pot
water processing
welmost
white putty
worm bracket