耐热性的

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(283) / 评论(0) 分类 新东方背诵文选

The refrigerator temperature is too cold, she said. The vegetables are freezing. Can you turn the temperature up? He said, Sure. It's simple. Let me show you how. Then you can do it yourself. She said, Don't show me how. Just do it. You're so lazy. Y

发表于:2018-12-26 / 阅读(116) / 评论(0) 分类 英文短篇故事(纽约)

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

发表于:2019-01-07 / 阅读(149) / 评论(0) 分类 VOA常速英语2008年(二月)

英语短文:Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow ra

发表于:2019-01-08 / 阅读(154) / 评论(0) 分类 英语小短文

Cold front to drop temperatures in north China BEIJING, Oct. 20 (Xinhua) -- China's meteorological authorities on Saturday forecast strong winds and temperature drops in most regions in the north due to a sweeping cold front. On Saturday and Sunday,

发表于:2019-01-11 / 阅读(144) / 评论(0) 分类 英语新闻

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 英语杂谈

地道美语听力播客English as a Second Language Podcast (ESLPod),是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话,于2005年7月23日首播, 主播Dr. Jeff McQuillan为南加州大学的语言学博士

发表于:2019-01-11 / 阅读(129) / 评论(0) 分类 地道美语播客

By Jessica Berman Washington 24 December 2006 A new study by the World Health Organization has found drug-resistant tuberculosis in virtually all of the 79 countries the organization surveyed around the world, with particularly high levels in countr

发表于:2019-01-12 / 阅读(180) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Paul Sisco Washington 23 March 2007 U.S. scientists in the United States say they have moved a step closer toward success in the fight against malaria, by developing mosquitoes that are resistant to at least one form of the deadly illness. More o

发表于:2019-01-13 / 阅读(161) / 评论(0) 分类 2007年VOA标准英语(三月)

Drug-Resistant Malaria Threatens Effort to Control Disease The biggest fear is the resistance will spread across Southeast Asia and then spill over into Africa, where the vast majority of the 700,000 deaths a year [from malaria] occur. Historically,

发表于:2019-01-13 / 阅读(138) / 评论(0) 分类 VOA标准英语2012年(四月)

MSF: Alarming Scope of Drug-Resistant TB A medical aid group says the spread of multi-drug-resistant tuberculosis is much greater than previously thought. Doctors Without Borders calls the situation alarming. MDR-TB is a form of tuberculosis that doe

发表于:2019-01-13 / 阅读(136) / 评论(0) 分类 VOA标准英语2012年(三月)

Most rice grows in wet environments, but too much water can be disastrous for rice crops. Plant biologist Pamela Ronald helped create a type of flood-resistant rice that is being introduced to India and Bangladesh. In Davis, California, we spoke wit

发表于:2019-01-13 / 阅读(141) / 评论(0) 分类 VOA标准英语2009年(三月)

Drug-Resistant TB Threatens Europe The Olallo Project in Central London was set up to help homeless people from Central and Eastern Europe get back on their feet by helping them find a place to live and get a job. The charity has evolved, though, to

发表于:2019-01-14 / 阅读(133) / 评论(0) 分类 VOA标准英语2013年(三月)

Drug-Resistant TB is Global Threat 耐药性肺结核对全球造成了威胁 The medical aid group -- Doctors without Borders -- warns that drug-resistant tuberculosis has become a global threat. It says despite the growing number of cases, there ar

发表于:2019-01-14 / 阅读(121) / 评论(0) 分类 VOA标准英语2014年(三月)

Bacteria Can Be Resistant to Brand-New Antibiotics 谁在对抗最新的抗生素 Perhaps the chief poster child of antibiotic resistance is methicillin-resistant Staphylococcus aureus, or MRSA. The bacterium is impervious to a suite of antibiotics,

发表于:2019-01-20 / 阅读(159) / 评论(0) 分类 2017年Scientific American(八)月

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(182) / 评论(0) 分类 科技之光

By Scott Bobb Pretoria 19 October 2006 Health officials from southern Africa and the World Health Organization (WHO) met Tuesday and Wednesday in South Africa to discuss ways to deal with growing cases of drug-resistant tuberculosis. Because new dru

发表于:2019-02-04 / 阅读(181) / 评论(0) 分类 2006年VOA标准英语(十月)

Malaria patients being treated at the hospital in Pailin, Cambodia. This spot on the Thai-Cambodian border is home to a form of malaria that keeps rendering one powerful drug after another useless (file photo) Health experts were alarmed to find a st

发表于:2019-02-06 / 阅读(133) / 评论(0) 分类 VOA标准英语2010年(七)月

饶舌:Tech N9NE - Check Yo Temperature 相关介绍 :2008年9月是Tech N9NE事业的一个里程碑,他的双CD专辑《Killer》突破100万张的销售记录。2009年4月7日,Rock The Bells 2009 Festival邀请他来做演出,今年10月的

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 节奏布鲁斯

Ever since 1921, Australia has refused to buy apples from New Zealand because some New Zealand apples had a disease called fire blight. This disease is common in North America and Europe but Australia and Japan do not have it and do not want it. The

发表于:2019-02-19 / 阅读(108) / 评论(0) 分类 新西兰英语
学英语单词
acrodynic
air preheat
all risks clause
allanites
anal retentive personalities
antisensationalism
ardennes counteroffensives
atretopsia
Banach area
benching bank
blast pipe nozzle
cardiagraphy
chenotaurocholic acid
Clematis glauca
cocarcinogensis
conditonal request
defeatisms
detain provisionally
do-littles
drainwater
dust fall
elbow macaroni
enlacement
ethioniamide
ethyl abietate
fair play to someone
falaver
Fdisk command
foamer meter
fried potato
garder
globotriosylceramide
glycero-manno-octulose
Gonavislide
Grad Sofija
granuloma telangiectaticum
Gârbova, Vârful
hypercator
Ide reaction
inherited orientation
joint plan
kiker
landown
liquefied
lobulated liver
magnesium chilled iron roll
manganese minerals
MARK IX
metacrylic acid ester
microaccounting
microchannel detector
Micrognathy
micrographies
mxes
natural coating
NC-curve(s)
neophilias
neurasthenia sympathica
neuroproteomics
normal FORTRAN statement
order caryophyllaless
origin of element
orleton
overcompensated attenuator
overhard
parabola mass spectra
photoplethysmographs
piezoelectric transmission
Playgreen L.
pocket level
presbyterians
press cuttings
pyrimidine dimer
quanity
radiation attenuation
regrown material
right-hand screw rule
sacrificial gate stack
schmollnitzite
schtupped
shanell
share transfer audit
sipman
slashed
speech dysfunction
stowing dimensions
subcomponent
superannuation benefit
superposition angle
taction
tailerons
the sequence of events
threephase autotransformer
transverse optical mode
trkb
unblameful
underground main-line conveyor haulage
varlo
wharf crane
writing-while-reading
yellow phosphorous
zulei