羧甲基酶

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(82) / 评论(0) 分类 2016年VOA慢速英语(十)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(104) / 评论(0) 分类 英语PK台

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 Scientific American(六)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 Scientific American(三)月

86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson (Start at 1'02

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 科技之光

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(90) / 评论(0) 分类 2018年VOA慢速英语(三)月

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(165) / 评论(0) 分类 农业与发展

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(151) / 评论(0) 分类 Scientific American(十一)月

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(134) / 评论(0) 分类 VOA2003(下)-环境与健康

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(357) / 评论(0) 分类 2010年慢速英语(二)月

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(152) / 评论(0) 分类 经济学人科技系列

Beginners. Well, it's time for a new dog. For the past year, we have been a one dog family. But, you know, our dog, Rosie, is a wildly social lady. She goes crazy any time she meets another dog, a cat, a mouse, or a bird, let alone a human. But, the

发表于:2019-01-28 / 阅读(107) / 评论(0) 分类 英语博客 A cup of English

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(169) / 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(91) / 评论(0) 分类 实用英语

By Melinda Smith Washington 14 May 2007 Top executives of the company that makes a powerful painkiller called Oxycontin admitted this week they lied about the drug's addictive qualities in order to boost sales. As VOA's Melinda Smith reports, worldwi

发表于:2019-02-03 / 阅读(158) / 评论(0) 分类 2007年VOA标准英语(五月)

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(119) / 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(252) / 评论(0) 分类 六分钟英语

Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in

发表于:2019-02-07 / 阅读(136) / 评论(0) 分类 英语博客 A cup of English

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(171) / 评论(0) 分类 2019年NPR美国国家公共电台1月
学英语单词
Abbe theory of image formation
acclimatizations
adonara (adunara) i.
aerial photo-ecology
Ahve
amidogen
amphiuras
apoplastidy
architrave jambs
arissa
artificial termination of pregnancy
b-words
bank-full
belangers
Betafluorene
calls to order
camera workshop
caprylaldehyde
cassiopes
categorical clustering
coachwhip ray
columnar account method
creative productivity
crude oil futures
current rectifier
D. C. L.
Damyangho
dance party
Dell.
detur
discretionary costs
districts
durability creep
dynamic instability model
Dyssplenism
Earth Station-Yugoslavia
error detection cyclic codes
esdaile
eulio
existing customer
fibrocellular tumor
final term
full maturity
function testing
gastric lymphangiectasis
Halimium
Hard on someone's heels
hollowknife
house snake
in-band frequency assignment
independent trade mark
insanity
inverted bucket type steam trap
Jinia fly
kamana
lashinda
law of equal ampere-turns
lazy flame
leucostachyus
magnetic hardness
Mboki
meatball surgery
mososeries
Nandigāma
neighbo(u)ring region
Nemo dat qui non habet.
Nonpersistence
nose-ridden
open waltz
optimal conditional risk
overheating superheat
Paraguay jaborandi
partial retirement of shipping documents
photoelectric element
photometric perturbation
piperic acid
plagueless
popps
postmature labor
pro-egyptian
proboscides
punches up
pyritosalite
quarter mooring
rational application of fertilizer
Sezessionstil
shelves
shied away from
solidification brittleness
State of Qatar
successive displacement method
super-soldier
surgical anatomy
tabaschir
theophoric
time-continuing process
transmission control element
turriform
under the thumb of someone
Venae spinales posteriores
Yin grows while yang is generating
zerby