[化] 转甲基酶

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(40) / 评论(0) 分类 2016年VOA慢速英语(十)月

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(88) / 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(90) / 评论(0) 分类 Scientific American(三)月

A: I need to get on another bus, but I have no more money. B: Where'd the rest of your money for the bus go? A: I spent it on a bag of chips. B: Well, that was an intelligent thing to do. A: You don't have any spare change? B: No, I don't. A: How am

发表于:2018-12-25 / 阅读(64) / 评论(0) 分类 实用乘车英语

A: I need to get on another bus, but I have no more money. B: Where'd the rest of your money for the bus go? A: I spent it on a bag of chips. B:Well, that was an intelligent thing to do. A: You don't have any spare change? B: No, I don't. A:How am I

发表于:2018-12-26 / 阅读(100) / 评论(0) 分类 乘公交-Taking the Bus

A: Is this where I go to register for classes? B:This is it. A: I need to add a few classes. B: What classes would you like to add? A: I need to take some classes that will help me transfer. B: Have you finished any classes so far? A: This is my firs

发表于:2018-12-26 / 阅读(77) / 评论(0) 分类 转学-Transferring to a Universit

A: What classes have you taken so far? B: I've been working on my GE classes. A: Is that all? B: That's it for right now. A: What about your other classes? B: I'm working towards transferring schools. A: Which classes have you finished already? B: I'

发表于:2018-12-26 / 阅读(115) / 评论(0) 分类 转学-Transferring to a Universit

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(42) / 评论(0) 分类 初学者听力文摘精选

A: Are you going to transfer? B: Yes, Im going to transfer. Are you? A: Yes. I want to transfer. B: What school do you want to transfer to? A: Either CSULA or UCLA. B: Either school would be a great choice. A: Where are you going to transfer to? B: I

发表于:2018-12-30 / 阅读(65) / 评论(0) 分类 大学英语对话

A: Do you plan on transferring schools? B: I want to. Do you? A: Im thinking about it. B: Where do you want to transfer to? A: I want to go to CSULA or UCLA. B: Those are pretty good schools. A: Where are you planning on transferring to? B: I havent

发表于:2018-12-30 / 阅读(77) / 评论(0) 分类 大学英语对话

A: What classes have you taken so far? B: Ive been working on my GE classes. A: Is that all? B: Thats it for right now. A: What about your other classes? B: Im working towards transferring schools. A: Which classes have you finished already? B: Ive f

发表于:2018-12-30 / 阅读(97) / 评论(0) 分类 大学英语对话

A: Which classes have you completed? B: I have been taking classes for my General Education. A: Those are the only classes? B: Thats all I need to take right now. A: Why dont you take any other classes? B: Im just working on transferring right now. A

发表于:2018-12-30 / 阅读(78) / 评论(0) 分类 大学英语对话

Stomach Cells Happier with Dark Roast Coffee 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 research presented

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 60秒科学

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(82) / 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(123) / 评论(0) 分类 农业与发展

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(94) / 评论(0) 分类 VOA2003(下)-环境与健康

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(119) / 评论(0) 分类 经济学人科技系列

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(70) / 评论(0) 分类 VOA常速英语2013年(十月)

MILAN, Jan. 12 (Xinhua) -- Inter Milan midfielder Wesley Sneijder said on Saturday that he will make up his decision wheter or not accept Galatasaray's offer by Monday. I'm fine. It is a big decision I have to take, so I don't think it will be made b

发表于:2019-02-09 / 阅读(113) / 评论(0) 分类 英语新闻

RIO DE JANEIRO, Feb. 8 (Xinhua) -- Brazil's Gremio has confirmed its interest in signing Arsenal defender Andre Santos for the club's upcoming Copa Libertadores campaign. The club is in a race against time to secure the 29-year-old ahead of the Febru

发表于:2019-02-17 / 阅读(58) / 评论(0) 分类 英语新闻
学英语单词
'le
a sorry sight
active four-terminal network
adaptive control of constraint
amiota (phortica) gigas
aster rugulosus maxim.
audio input device
automatic check interrupt
Blackfalds
bottom end bearing
bursa-equivalent
Camp Hughes
catalytic gas transducer
Cephalomannine
Chelva
chimlas
complex soap grease
constac
corpora linguae
crab
cucamonga
cuspidaria prolatissima
Dalnate
drain cover
dried mullet roe
duplex circuit
electr
end cleat
episiocele
espy-k?ppen theory
ethyl fluid blending
faithless
five stiffness
fluorescence-emission
free molecular flow force
Garbage.
genus antigonias
grandfather-clause
graphtyper
gymnolaemata
gyrasphere crusher
hammer-on
heavy penalty tax
heloniopsis japonica maxim.
heraldo
hot metal typesetting
Huainanzi
huntar
Hydropine
hyperchloruration
hypercoria
I.E.E.E, IEEE
ideal pole arc
impaired glucose tolerance
infrared absorption spectrometer
inseminating tube
intrinsic properties
korean cod
last-ditcher
left-hand path
magnetic coating anchorage
maimeri
miculite
mimmer
mittened
modifica-tion
Mordva
mountain spectres
mucooplysaccharide
musculospiral
normally distributed random variable
oil-bomb
parasitic pneumonia
perkman
persues
quadfectas
Rami trochleares
reaction of medium
rechambered
remythologized
retally note
revestries
sankes
seisms
setup completed
silicon-carbide varistor
special function selection
spell out
staggered seating
storax family
stowage
stub matching
subsale
table transverse travel
tension analyer
Trumbull County
undereating
value tax
Vernonia parishii
water-immiscible
WELCON
zero cross signal