原始孢子

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(270) / 评论(0) 分类 朗文3L看听学英语第四册

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(338) / 评论(0) 分类 Scientific American(七)月

Small Businesses Make Big 小型企业慢慢做大 Welcome to This is America. Im Christopher Cruise. And Im Faith Lapidus. Many small, family-owned businesses in the United States are struggling to survive. Along with the sluggish economy, they face

发表于:2019-01-12 / 阅读(243) / 评论(0) 分类 2014年VOA慢速英语(一)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(260) / 评论(0) 分类 2011年VOA慢速英语(十一)月

THIS IS AMERICA - Lessons in Small Business Survival CHRISTOPHER CRUISE: Welcome to THIS IS AMERICA in VOA Special English. Im Christopher Cruise. FAITH LAPIDUS: And Im Faith Lapidus. Many small, family-owned businesses in the United States are strug

发表于:2019-01-12 / 阅读(280) / 评论(0) 分类 2012年VOA慢速英语(六)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(246) / 评论(0) 分类 2015年VOA慢速英语(六)月

'Personal Touch' Helps Family Eatery Thrive It's another busy day at Primo Family Restaurant, a popular dining spot in Alexandria, Virginia, for more than 25 years. C.A. Savoy says, he doesn't like the atmosphere or food at the chain restaurants. Eve

发表于:2019-01-13 / 阅读(237) / 评论(0) 分类 VOA标准英语2012年(六月)

Larry有两张歌剧的票,邀请李华一起去。李华今天要学两个常用语,primo和glued。 LL: Hey, Li Hua, I've got two primo tickets to the opera. Would you like to come with me? LH: 歌剧?好啊。不过Larry, 什么是primo tick

发表于:2019-01-15 / 阅读(257) / 评论(0) 分类 美国之音《流行美语》

Colette Carr原名Colette Mary Carr,出生于1991年1月6日,是一位美国女歌手、歌曲作者(原创歌手)、说唱歌手,工作在加利福尼亚州的洛杉矶或马里布与Interscope唱片签约。2009年发行了首张单曲Bac

发表于:2019-01-16 / 阅读(366) / 评论(0) 分类 音乐咖啡厅

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(306) / 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(350) / 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(287) / 评论(0) 分类 英语听力精选进阶版

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(263) / 评论(0) 分类 TED演讲教育篇
学英语单词
1000Base-x
3d now
agreement of imf
airwolf
analogous organ
anthonomuss
antifoundationalist
antitauon
apneustic tracheal system
appeal jurisdiction
arboresced
astilbes
astringers
Ayrshire Downs
Beilngries
bloody show
blue-eyed boy
case records
continuous beater
corallaceous
decategorizing
digital command system
dughet
dyeing machine
energy interval
exclusive use district
execution environment
fundraising
gas-drive engine blower
giant insulator
glass measure
gods l.
H.H.T.
hole drift current
hyperbolic differential equation
hyperuresis
iconological
ideal dilute solution
imported commodity
in training
instrument board bracket clamp
Internal speaker
iron-sulfur protein
isoxaprolol
jacl
Jaw-Blinking
kimby
landworker
left-hand rotation
low cross-bred wool
low water datum
magmatic sediment
management package
manual word unit
mercurialises
mesocephaly
metal-semiconductor barrier
metallometer
microoptics
Miyagawanella lymphogranulomatis
neeld
newblets
nonemotions
operation guide
opsychological
oxezepam
pedoclimax
peptamine
phase-to-phase arrester
plane reflection
play off beam
point corrosion
point operating apparatus
postpenial
procyonids
pulse frequency
Rayleigh fractionation
regrazed
salt monopoly
Sapientza, Nisis
Saprosma henryi
sarcolemmal
screw with head
semantic fields
sex-starved
Slätvik
standard share
striped soil
subsonic maneuverability
sugared honey
supertiles
theretra boisduvalii
theridiids
transportation demand and supply
tumidly
two-fisted
ultraworld
Urengoy
vasculose
vermonts
vicar apostolics
videocons