B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(354) / 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(412) / 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(337) / 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(314) / 评论(0) 分类 2015年VOA慢速英语(六)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(385) / 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(400) / 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(338) / 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(335) / 评论(0) 分类 TED演讲教育篇
学英语单词
a case of dog eat dog
A.D.G.
adsorption system
anthropomorphic god
apocathartic
atom-meter
avaibale
ball packing
basic indicator
boat-shapeds
bottom jib
bysshes
carbon skeleton
chattooga
chlorophyll d
coal compression machine
coded data
cropon
cryogenic laboratory
cucumovirus cucumber mosaic virus
Cucurbita pepo L.
dalarnas l?n (dalarna)
deunionize
discriminant check
diswonted
Dombasle-sur-Meurthe
Einstein-de Sitter cosmological model
endocellular fracture face
entomostraceans
equalizing basin
fall upon one's feet
flavonolignan
galactosphingolipid
geoglossum hirsutum pers.
hammacher-schlemmer
heating and plumbing
historical demography
hogback coast
hydroxybenzoquinones
immunopurifications
insect pests and plant disease
intermediate buffer
iso catalogue
jumping mouse
key point investigation
lacunosity
lagant
laxities
librarylike
locally integrable function
magnesium antimonide
microcluster
muckrakes
muscular power
n-person cooperative game
Natukhayevskaya
Neoschongastia
net load curve
non-interpolating semi-lagrangian method
nunnelley
of Timofeew apparatus
on both sides of the fence
operational version
pasture ground
pH-Eh diagram
pipet jar
preadapts
primary rockwell superficial hardness standard machine
pull-type machine
radiation compensated semiconductor detector
reactor fuel
rectificatissimus
refractive cell
reticuloplasmocytoma
s-frame
saw-flies
scheduling tool
Sharkey
Siemens-Martin plant
sillago microps
simple anchorage
stable fabric
starting autotransformer
stationary shearing load
subsurfers
swing equation
synthons
takes care of
telecosmic
thalassostatic terrace
tiresome
trouveres
ttw
U2AF
unsquire
userer
venomous-tongued
viewphones
vonnie
walk like an Egyptian
wood chips