音标:[baɪə'liːtʃt] ;
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发表于:2018-11-30 / 阅读(329) / 评论(0) 分类 24篇魔术美文串记4级词汇

Fearing Bioterrorism Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have s

发表于:2018-12-03 / 阅读(114) / 评论(0) 分类 2013年ESL之就医和人际交往

The rescue Flora heard somebody shouting. She looked around and saw Jeff running. Befor she could move,she heard a loud noise which grew to a terrible roar. She looked at Jell, who was waving his arms. She was so surprised that she couldn't move. She

发表于:2018-12-12 / 阅读(139) / 评论(0) 分类 高中英语人教版第一册课本听力

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(109) / 评论(0) 分类 2016年Scientific American(九)月

蒋健棠听说学英语 Chapter16:The wildlife biologist

发表于:2018-12-26 / 阅读(144) / 评论(0) 分类 蒋健棠听说学英语

新编英语教程第五册unit07_2_mouse_cloning_begins_bio-industri

发表于:2018-12-29 / 阅读(68) / 评论(0) 分类 新编大学英语阅读部分

Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have some warning. Anton: T

发表于:2019-01-01 / 阅读(82) / 评论(0) 分类 地道美语播客

He wears gloves and cleans his tools with alcohol to avoid contaminating the ancient salt samples with modern microorganisms.

发表于:2019-01-02 / 阅读(176) / 评论(0) 分类 寻访外星人

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(164) / 评论(0) 分类 科技之光

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

发表于:2019-01-02 / 阅读(133) / 评论(0) 分类 VOA2003(下)-农业与经济

the rescue Flora heard somebody shouting. She looked around and saw Jeff running. Befor she could move,she heard a loud noise which grew to a terrible roar. She looked at Jell, who was waving his arms. She was so surprised that she couldn't move. She

发表于:2019-01-09 / 阅读(137) / 评论(0) 分类 高中英语听力人教版第一册

Various stages of cartilage growth on scaffold. The final image on the right shows naturally forming cartilage for comparison. These replacement joints can be made of combinations of metal alloys, plastic and ceramic, but new research shows that it m

发表于:2019-01-13 / 阅读(128) / 评论(0) 分类 VOA标准英语2010年(八)月

AUDIE CORNISH, HOST: It's been two years since the peak of the drinking water crisis in Flint, Mich. The state has spent more than $16 million to distribute free bottled water to residents. That program ends this week even as some residents say they

发表于:2019-01-16 / 阅读(90) / 评论(0) 分类 2018年NPR美国国家公共电台4月

Anyone who arrives in New Zealand by plane knows about Biosecurity NZ. Bio means living and security means safe. Biosecurity NZ is a government department. Their job is to make our country safe from unwanted living pests. These pests are plants, anim

发表于:2019-01-27 / 阅读(96) / 评论(0) 分类 新西兰英语

AGRICULTURE REPORT - Biocontrols, Part 2 By Mario Ritter Broadcast: Tuesday, April 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biocontrols are the way nature seeks ba

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 农业与发展

Kenya is joining a long list of countries planning to produce diesel fuel from the poisonous-but-oil-rich seeds of the jatropha tree, a plant indigenous to South America. The tree is at the heart of a five-year strategy to develop a bio-fuel industr

发表于:2019-02-06 / 阅读(110) / 评论(0) 分类 VOA标准英语2008年(八月)

俄罗斯莫斯科的一位生物能量学教授近日宣布,他已研制出一种能够有效延缓衰老的不老药,并有望于几年内上架销售。这位科学家用40年的时间研制出一种抗氧化剂,能够有效抑制氧分子对人

发表于:2019-02-06 / 阅读(142) / 评论(0) 分类 阅读空间

Australia has opened a new National Center for Bio-Security to build its defenses against infectious diseases and biological weapons. Medical experts say it will help protect the country from threats such as SARS and bird flu as well as attacks by t

发表于:2019-02-06 / 阅读(62) / 评论(0) 分类 VOA标准英语2008年(九月)

One of the most common questions cancer patients ask their doctors is: has the disease been contained or will it spread. A recent study by U.S. and Chinese researchers may help provide clues. The scientists examined genetic(遗传的,基因的) m

发表于:2019-02-18 / 阅读(60) / 评论(0) 分类 英语新闻

Don: Hey, Yael, Have you heard? We've discovered two new oceans? Yael: Where? D: On Mars. Well, they aren't there any longer, but they were there a few billion years ago. Y: I thought scientists weren't sure if Mars had oceans or not. D: They weren't

发表于:2019-02-24 / 阅读(71) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
abaxiale
adenocarcinoma of cervix
alchemilla
an acorn
anhyetism
anisembiids
anterior superior dental artery
asphalt tar
availer
ballotes
bipyrimidine
bkg.
boxed
care-leavers
clark terry
clavate cilium
co-adamite
compere
compete against
conditional logic
constant benefit
constitute a crime
Convention on the Law Applicable to Products Liability
declogging
depressum
diorite-syenite-porphyry
double-locked standing seam
ebonite rod
establishment unit
factor sth in
fashion-monger
feeder protection equipment
figure-eight tie
Fort Thomas
fractional-pitch winding
garred
gastric adenocarcinoma
giftednesses
grey-coateds
gruesomenesses
hanly
Herff's clamp
hot bend test
imparled
in futuro
in-character
intership dead period
ivers
Kent, Clark
Khrushchyov
lapland (lappland)
liquidlike cell
Longuda
manufacturer's output floater
Maurice Hill Ridge
micromorphologies
muscular branches
N-terminal
nerve cement
non-defensive
numbertwo
operation information
oxyhaemocyanins
pathobiontic
Phoceans
pilot record
polymelic monster
powerquest
productivity gain
quarter wavelength line
radiochemically
recovery from irradiation
reifsnider
Rosa centifolia L.
sanctimonial
scapulohumeral type
scrutinizest
simple interest
sinusodial input
slip socket overshot
spring and lever loaded valve
SS-N-2
stoel
stone-shot
third world countries
thorough-winded
tire-related
tomorning
top sand
total emission
unassailably
united States Army
unnobly
unparching
unproductivenesses
vacabuncy
vibrating sorter
VLF radio navigation system
wassef
waste-book
weak point
window shade