[化] 多卡氯铵

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(138) / 评论(0) 分类 VOA标准英语2014年(六月)

Health Report - Spray Shows Promise in Malaria Study in Benin 健康报道 - 室内喷洒杀虫剂可减少疟疾传播 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Malaria is caused by a parasite sp

发表于:2018-12-16 / 阅读(145) / 评论(0) 分类 2011年VOA慢速英语(十二)月

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 carb-, carbo- 表示碳 carbon = carb + on n. 碳 carbohydrate = carbo + h

发表于:2018-12-19 / 阅读(114) / 评论(0) 分类 英语PK台

In the English language, putting two -ing words together often is not only natural but correct. Listen to an example: Ive been avoiding going to the doctor. In todays Everyday Grammar, we will look at examples of when two or more -ing words appear ne

发表于:2019-01-03 / 阅读(99) / 评论(0) 分类 2018年VOA慢速英语(三)月

What you eat affects more than physical health. Two new studies have added to the growing evidence linking the stomach and the brain. In a report in the Proceedings of the National Academy of Sciences, researchers studied how junk food can trigger ad

发表于:2019-01-08 / 阅读(163) / 评论(0) 分类 Scientific American(十一)月

FRITZI BODENHEIMER: This is SCIENCE IN THE NEWS in VOA Special English. I'm Fritzi Bodenheimer. FAITH LAPIDUS: And I'm Faith Lapidus. Winter conditions are affecting many countries in Earth's northern hemisphere. Winter brings cold weather and, with

发表于:2019-01-11 / 阅读(370) / 评论(0) 分类 2010年慢速英语(二)月

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(130) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(188) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(129) / 评论(0) 分类 自然百科2009年

Diet and the Brain A study in the Proceedings of the National Academy of Sciences finds that brain chemicals linked to addiction are in play with a high-sugar diet, and a study in the Archives of Internal Medicine shows that a high-carb diet had last

发表于:2019-01-30 / 阅读(241) / 评论(0) 分类 60秒科学

56 自然原因导致夏季食物中毒比率偏高 DATE=6-12-01 TITLE=AGRICULTURE REPORT - Food Poisoning in Summer BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(123) / 评论(0) 分类 科技之光

SCIENCE IN THE NEWS - Diet News / Big Plans for Losing Weight / New Drug for Malaria By Broadcast: Tuesday, June 01, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Sa

发表于:2019-01-30 / 阅读(176) / 评论(0) 分类 科技之光

The case for prenuptual agreements may have just gotten stronger: According to a new survey by credit-tracking company Experian, 16 percent of newlyweds admit they are hiding a financial account from their spouse. 婚前协议的案例与日俱增。信

发表于:2019-02-01 / 阅读(102) / 评论(0) 分类 实用英语

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(129) / 评论(0) 分类 地道美语播客

VOICE ONE: Many people who try to lose weight know that no diet is perfect.But two new studies show that a diet low in carbohydrates can cause faster weight loss than a diet low in fats. This was true at least in the short term. Researchers published

发表于:2019-02-06 / 阅读(132) / 评论(0) 分类 英语杂谈

There are lots of different diets. On of them is called the low-carb diet. If you were on a low-carb diet you would eat... 节食方法有很多种,有一种叫做低碳水化合物饮食,若你就是这种情况,你会吃什么呢? a) less fish b) less pasta(意大利面条) c) les

发表于:2019-02-06 / 阅读(264) / 评论(0) 分类 六分钟英语

Spraying Insecticide Indoors Reduces Spread of Malaria Researchers in West Africa have shown that spraying insecticide indoors can dramatically reduce malaria transmission. Efforts to develop a malaria vaccine have so far been disappointing, so progr

发表于:2019-02-12 / 阅读(168) / 评论(0) 分类 VOA标准英语2011年(十月)

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(216) / 评论(0) 分类 《海底两万里》中英双语有声读物

STEVE INSKEEP, BYLINE: Some people who watch what they eat may be overlooking the most important things. Counting calories is a bit too simple. Cutting carbs is a bit too hard. So what can you do? NPR's Allison Aubrey has a different strategy. ALLISO

发表于:2019-03-04 / 阅读(180) / 评论(0) 分类 2019年NPR美国国家公共电台1月

Don: Today on A Moment of Science Yael and I are talking about... lunch. Yael: Actually, we're going to talk about Don's lunch--and just how healthful, or unhealthful, it is. D: Well, I don't think you're gonna see too much unhealthful stuff, Yael. T

发表于:2019-03-06 / 阅读(173) / 评论(0) 分类 英语时差8,16
学英语单词
add sth. in
air baffle ring
alternating group fixed and flashing light
automatic meteorologi-cal station
auxiliary valve spring
Ban Yang Ban Pong
bathroom tissues
bespurting
bore of pipe
Brahmoism
brushback
bulliform scale
bybusiness
cabinetry
cadmium sulphide detector
cancer biochemistry
carbonatizations
castilloa rubber
CDCTX
cerebralised
cetorhinuss
Chinese pine
choledochoduodenal
coefficient of fuel feeding
cold rectifying hard-rolled
concertrated wheel load
confounding
devaluations
displacement of labour
ditch digging
electric mine
Equality begins in the grave.
exocoetus
family income and expenditure
ferro coke
finishing stock
fixed radio beacon
genetic programming algorithm
gilt edged shares
gunbelt
hangwomen
hold counsel
homologized
humanisations
hungarite
Hylemyia
Ibanag
Jacobsian
keep someone going
labellist
leucobryum neilgherrense
lift of hydrofoil
Makhmud-Mekteb
market equilibrium
maze (iran)
microinterlocking
modern men
monodelphous
moolgarda seheli
My book has a dark bule cover
nanostorage
network type computer
nonaesthetic
Nummela
optical communication system
paint harling
panacea
pariahs
pastry cooks
Pleophos
pmbl.
post-holiday
pre-punch
pregnogram
pribrams
protection against occupational poisoning
Qin River
qusuriya (al qusuriyah)
regionalisation
regulating well
rock bulk compressibility
rolling pulley
sailing on the port tack
self reactance
septal funnel
severenesses
sgors
short time memory
siziness
smuggling raisins
speaker
splenitis
standard partial regression coefficient
suspension (of the sale of securities)
talky
target identification and acquisition system (tias)
to play truant
top-fiver
transshipped
transtidal wave
urethral cryptitis
valve-push-rod