音标:['prәutәspɔ:] ;
原孢子

Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(175) / 评论(0) 分类 国家地理2008年

Voice 1 Welcome to Spotlight. Im Katy Blake. Voice 2 And Im Christy VanArragon. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Small, shiny shells. Roun

发表于:2018-12-19 / 阅读(106) / 评论(0) 分类 环球英语 Spotlight

Lesson 53 Television Day: Penicillin TV Commentary: If you leave a piece of bread in a warm damp place, mould will soon grow in it. When this happens, we say that bread has gone mouldy. Mould can grow on all kinds of things besides food-on leather, c

发表于:2018-12-20 / 阅读(140) / 评论(0) 分类 朗文3L看听学英语第四册

1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是

发表于:2018-12-30 / 阅读(110) / 评论(0) 分类 突破英文词汇

Scientists Observe Birth of Huge Galaxy Cluster For the first time ever, astronomers have observed the birth of a galaxy cluster, known as a protocluster. The event, billions of light-years away, could form one of the largest-known structures in toda

发表于:2019-01-03 / 阅读(117) / 评论(0) 分类 2018年VOA慢速英语(五)月

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(185) / 评论(0) 分类 医务英语

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

发表于:2019-01-08 / 阅读(161) / 评论(0) 分类 Scientific American(七)月

SCIENCE IN THE NEWS - Anthrax Has Been Widely Feared Since the 2001 Anthrax Attacks in the United BARBARA KLEIN: This is SCIENCE IN THE NEWS, in VOA Special English. Im Barbara Klein. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today we tell about

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2011年VOA慢速英语(十一)月

AS IT IS 2015-06-05 Anthrax Shipments Incident Continues to Grow 误发活性炭疽菌事件持续增加 The United States military now says it might have sent live anthrax to 52 laboratories in the United States and three other countries. On Wednesd

发表于:2019-01-12 / 阅读(102) / 评论(0) 分类 2015年VOA慢速英语(六)月

By Phil Mercer Sydney 03 December 2007 Kevin Rudd has been sworn in as Australia's new Prime Minister with an agenda of action on climate change and the repeal of unpopular industrial laws. The new government has signed the Kyoto Protocol on climate

发表于:2019-01-25 / 阅读(125) / 评论(0) 分类 VOA常速英语2007年(十二月)

AGRICULTURE REPORT - Mushrooms By Bob Bowen Broadcast: Tuesday, May 11, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Year after year, mushrooms of every size and shape pus

发表于:2019-01-30 / 阅读(151) / 评论(0) 分类 农业与发展

1.The FBI has released documents saying Army scientist Bruce Ivins had custody of anthrax spores identical to those that killed five and sickened at least 17 others in 2001.The FBI also says Ivins worked unusually late lab work hours around the time

发表于:2019-02-11 / 阅读(208) / 评论(0) 分类 美联社新闻一分钟2008年(八)月

Whats the Next Big Thing? 09年哪个游戏会大红大紫? 2008 was a bumper year for videogame sales in the UK, with British consumers forking out more than £4bn (40bn yuan) on games and consoles. Nintendo dominated the UK market, outstripping

发表于:2019-02-13 / 阅读(112) / 评论(0) 分类 英语听力精选进阶版

In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年,以色列特拉维夫大学的一个小组认为,二叠纪芽孢杆菌与一

发表于:2019-02-17 / 阅读(142) / 评论(0) 分类 万物简史

I've always wanted to be a cyborg. 我一直想成为一个半机械人。 One of my favorite shows as a kid was The Six Million Dollar Man, 我小时候最喜欢的电视剧之一是无敌金刚,它的造价是六百万美元。 and this is a litt

发表于:2019-02-21 / 阅读(127) / 评论(0) 分类 TED演讲教育篇

What makes the sun shine? For a lot of folks, this is the kind of thing that doesn't even require explanation: it just does. But just being a commonplace phenomenon in no way explains it. Something must cause the sun to shine. And, in fact, there is

发表于:2019-02-23 / 阅读(148) / 评论(0) 分类 英语时差8,16

The British actor Alan Rickman has died of cancer at the age of 69. In movies, he won fame for his role as Severus Snape in the Harry Potter series and before that in films such as Truly Madly Deeply, Love Actually, Die Hard, Sense and Sensibility an

发表于:2019-03-04 / 阅读(208) / 评论(0) 分类 中英双语新闻
学英语单词
antivivisectionism
aqueous mobile phase
automatic digital message switching center
Balingian R.
Behring, Vitus
bleep test
Bratton Castle
breeding by isolation
bufosteroids
calendar management
cellphane paper
child window
chrome-plated narrow blade scissors
compatchment
computer system simulation
congresscritters
cosmic art
costate coordination
crash safety
current consuming
current cost control
custa
date order accepted
decalibrating
density of rational numbers
diazo ester
disston
drying sensitivity
Duropenin
eastbound train
employee-benefits
eucommia ulmoides rubber
eutrophic changes
finger cam
fixed bitumen
fjard
focal surfaces
force on
free from debt
frizzies
gastrologists
geniculum
genus Musa
gluepot
gram-charlier series type b
hand riveting
hemicholinium
hesses
i-spared
image reproducer
Inconel bush
inferior region
Labo, Mt.
lattice vector
leuticular zone
Lidouma
ligamental
macromutationist
makro
manganese(iv) silicide
marticas
mastfeet
MEREP
mergerite
metroxylons
Motloutse
multi-person
multiple epidermis
nest parasitism
niggerlips
normal domain
oligothiophenes
on the job
open device
operational circumstances
overtone absorption
pair productions
photocontour map
planetary configurations
plate clamps
radioactivity activity
renocortical
sample concentrator
satyress
self-aligned source and drain
shiack
sneesby
stretch cotton
sub-section post
surface coupling
tensammetry
three axis gyropilot
trial and error phase
Trilophosaurus
two-fluid nozzle
ulcerative leprosy
unaccreditated
underbidden
urocanicase
Vila Boim
vilakazi
xenoplia trivialis