[遗] 亚硝酸突变型

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(329) / 评论(0) 分类 (科普英语)Earth and Sky

1. Nerd/geek/dork/dweeb/gweeb 呆子. 这些字都代表一个人因为太专注某件事而看起来不太正常, 而并非不聪明的呆, 如书呆子, 计算机怪胎等, 这几个字可以交换使用. 其中 nerd , geek 和 dork 比其它二个来

发表于:2018-12-17 / 阅读(360) / 评论(0) 分类 今日美国口语

研究报告:人类少吃肉对环境有好处 A new study says one of the best ways to curb greenhouse gas emissions is to eat less meat. In fact, the study says meat consumption in the developed should be cut by 50 percent per person by 2050. 一份

发表于:2018-12-19 / 阅读(410) / 评论(0) 分类 VOA双语新闻 2012年4月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(一)月

1. What is the man's initial reason for visiting the dentist? A. He wanted to have a filling replaced. B. He needed to have a tooth pulled. C. He came in for a dental check up. 2. What problem does the dentist discover when he takes a look in the pat

发表于:2018-12-28 / 阅读(120) / 评论(0) 分类 听英文对话做选择

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(380) / 评论(0) 分类 知性英语

I can't believe Mr. Feeny actually missed a day of school. Well, you know who you can thank for that, don't you? Zeus? Me! I wished for him to get sick, and he did. You didn't wish for him to get sick. Sure I did, yesterday when we weren't studying.

发表于:2019-01-02 / 阅读(185) / 评论(0) 分类 听美剧学英语-《淘小子看世界》

Section 28 Acid Rain 50 years ago, no one talked about acid rain. Then we didn't really know the harm it was causing to the world. Today almost every adult and school child is aware of acid rain and i

发表于:2019-01-02 / 阅读(249) / 评论(0) 分类 英语导读1000句

Can Folic Acid Prevent Childhood Autism? From VOA Learning English, this is the Health Report in Special English. A new study found that women who took folic acid supplements in early pregnancy were less likely to have a child with autism. Folic acid

发表于:2019-01-12 / 阅读(246) / 评论(0) 分类 2013年VOA慢速英语(五)月

AS IT IS 2016-02-13 Work Soothes Pain of Acid Attacks In India A caf in India is hiring women who once stayed in hiding after being attacked with acid. One woman, Dolly Kumari, says she stayed inside for two years after a man threw acid on her. He wa

发表于:2019-01-12 / 阅读(238) / 评论(0) 分类 2016年VOA慢速英语(二)月

Pakistani Acid-Attack Victim Enjoys New Life in Texas After taking the oath of citizenship, Julie Aftab celebrated. I have waited eight-and-a-half years to hear those words, and those words mean so much to me, she said. Ten years ago, when she was 16

发表于:2019-01-13 / 阅读(196) / 评论(0) 分类 VOA标准英语2012年(八月)

Addressing Climate Change through Diet A new study says one of the best ways to curb greenhouse gas emissions is to eat less meat. In fact, the study says meat consumption in the developed should be cut by 50 percent per person by 2050. Meat producti

发表于:2019-01-13 / 阅读(163) / 评论(0) 分类 VOA标准英语2012年(四月)

Magnetic Ring Used to Stop Acid Reflux Heartburn is usually linked to gastric acid that reaches the esophagus when a weak muscle does not close as it should after swallowing. When stomach juices back up into the esophagus, the acid can cause a burnin

发表于:2019-01-14 / 阅读(244) / 评论(0) 分类 VOA标准英语2013年(四月)

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(284) / 评论(0) 分类 VOA常速英语2007年(十一月)

He was the embryo of the very thing we were trying to do consciously. He had started with bossa nova, and he had added rhythm'n'blues and rock'n'roll to his thing. And he had a new synthesis that prefigured everything the Tropicalistas wanted to, to

发表于:2019-01-22 / 阅读(267) / 评论(0) 分类 自然百科2012年

EIJING, Aug. 30 (Xinhuanet) -- The United Nations is warning authorities to be on high alert of bird flu as the virus appears to be returning. The UN Food and Agriculture Organization said in a statement Monday a mutant strain is spreading across par

发表于:2019-02-08 / 阅读(213) / 评论(0) 分类 英语新闻

Have you ever wanted to stay young a little longer 大家有没有想过要年轻再久一点 and put off aging? 延缓衰老呢? This is a dream of the ages. 这是很久以来的梦想了 But scientists have for a long time 不过科学家以前一

发表于:2019-02-14 / 阅读(169) / 评论(0) 分类 TED演讲科学篇

An international group of scientists has engineered an enzyme which they say will be able to eat some of the most common plastic. It's being touted as a possible way to fight pollution. Improvements aimed at making the enzyme work more effectively ar

发表于:2019-02-22 / 阅读(242) / 评论(0) 分类 2018CRI中国国际广播电台

On September 18th, all New Zealand bread was going to have folic acid added to it. However, now the government has decided to wait three years. New Zealand and Australia have an agreement about food standards. Australia is going to add folic acid to

发表于:2019-02-25 / 阅读(269) / 评论(0) 分类 新西兰英语

儿童节快乐!来看看美国卡通明星用英语怎么说! 1)Popeye the Sailorman 大力水手 old school古老的2) Teenage Mutant Ninja Turtles/TMNT忍者神龟 Mutant变异的Renaissance文艺复兴3) SpongeBob海绵宝宝4) Patrick派大星

发表于:2019-03-02 / 阅读(203) / 评论(0) 分类 OMG美语
学英语单词
abelian groups
after-date bill
aminoacylation
anti-narcotics
basin fill
batch-processing system
beegle
bergenite
beyond the reach
biological coefficient
boogily-woogily
brandades
break bulk point
bushed bearing
captain's accommodation
car-clearance
catechol oxidase
cavitation theory
centeredness
chemical engineering and construction division
codenaturation
colored zone
comprehend
crankshaft-grinder
curdless
deodourise
device status bit pattern
dolomite earthenware
downward ventilator
dus
e-documents
expired patent
far-end crosstalk
flash butt weldings
forced combustion boiler
forcipiger flavissmus
furthermore
hatchards
hylobatidaes
immunology on human fertility
index of abnormality
Integumentumcommune
interactive searching
interpretation of statutory language
joax
johnny appleseeds
Kalotkot I.
kayako
lagging of the tides
lambings
lec
liberticide
loose content
lopside
Malawali, Pulau
markovites
maturity structure of debt
monoprenylated
motyers
MSSR (Milestone Schedule and Status Report)
multivoiced
naphthenic residual oil
Naxas emery
nonmucous
nook-shotten
normokalemia
nuisance
nylstroom (modimolle)
o'my
oxy-cutting
permanent haulage line
philosophical
pneumogastric
postaneurysmal
pound nets
proglacial facies
program heading
Queen's colour
reality fiction
regratorie
Retinarites
ripping stone
sclerotomes
secondary reference fuel
servo potentiometer
silene carolinianas
sky brightness
slap-headed
solid-surface
Son of Sam
starter engine
statement of dishono(u)r
Stokes's expectorant
structural symmetry
subodorate
sugar walls
two up
unshaded
unwontedly
us its
water (moisture) sorption