甲基胆蒽

1. I'm John. I'm Jackie. (Use first name in informal situations) 2. I'm John Kennedy. I'm Jackie O'Neill. (Use full name in business and formal situations) 3. (It's) nice to meet you. (It's) nice meeting you. (It's) good to meet you. 4. Nice to meet

发表于:2018-12-02 / 阅读(183) / 评论(0) 分类 英语词组对话

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(112) / 评论(0) 分类 2016年VOA慢速英语(十)月

Paul, this is John. John, this is Paul. 1. Have you met Paul? No, I haven't. Paul, this is John. John, this is Paul. 2. Have you two met each other? Have you two met each other? No, we haven't. Anne, this is Marie. Marie, Anne. Have you two met each

发表于:2018-12-17 / 阅读(156) / 评论(0) 分类 英语词组对话

NOEL KING, HOST: Congregants of a church in Oakland, Calif., say they feel like too many people are too quick to call the police when they feel threatened by people of color. So now they're taking what they consider to be a moral stand - to not call

发表于:2018-12-18 / 阅读(146) / 评论(0) 分类 2018年NPR美国国家公共电台6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(163) / 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(168) / 评论(0) 分类 Scientific American(三)月

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(139) / 评论(0) 分类 初学者听力文摘精选

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(184) / 评论(0) 分类 60秒科学

The American television series Seinfeld was famous for its unusual and often strange conversations. These conversations often took place in a diner - a kind of small, informal restaurant. In one program, the character George is sad about where he is

发表于:2019-01-02 / 阅读(165) / 评论(0) 分类 2017年VOA慢速英语(十二)月

Mary Morningstar Cross Canadian Ragweed formed in 1994, and spent the next eight years building a regional fan base in the southwestern U.S. The Oklahoma-based band released four albums on its own lab

发表于:2019-01-03 / 阅读(174) / 评论(0) 分类 VOA2004(上)--艺术专集

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(171) / 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(200) / 评论(0) 分类 农业与发展

A: Would you like to order now? B: This all looks good! I think we know what we want. A: Please let me point out the chef's special, which is blackened catfish. B: I am dieting, so could the chef prepare the food with no extra sauce? A: We are always

发表于:2019-01-11 / 阅读(106) / 评论(0) 分类 英语情景对话-餐厅

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(167) / 评论(0) 分类 VOA2003(下)-环境与健康

Russian nationalists in Crimea have burned Ukrainian history textbooks to protest what they say are distortions of the past by the administration of former President Viktor Yushchenko. The recent transfer of power in Kyiv has raised hope among Russia

发表于:2019-01-13 / 阅读(131) / 评论(0) 分类 VOA标准英语2010年(三月)

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(190) / 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(185) / 评论(0) 分类 VOA常速英语2013年(十月)

今天我们要学的词是intrusive。Intrusive, 有侵犯的意思。美国机场加强安检,包括全身扫描和拍摸式搜身,引起很多乘客不满。不过,美国运输安全管理局负责人说, New rules requiring 'intrusive' pa

发表于:2019-02-02 / 阅读(141) / 评论(0) 分类 英语每日一词

'Cause god makes no mistakes I'm on the right track baby I was born this way Don't hide yourself in regret Just love yourself and you're set I'm on the right track baby I was born this way Post-chorus: Ooo there ain't no other way Baby I was born thi

发表于:2019-02-07 / 阅读(156) / 评论(0) 分类 流行英文歌曲

A wet Sunday in a country inn! Whoever has had the luck to experience one can alone judge of my situation. The rain pattered against the casements; the bells tolled for church with a melancholy sound. I went to the windows in quest of something to am

发表于:2019-02-18 / 阅读(172) / 评论(0) 分类 阅读空间
学英语单词
abruptment
alkalophile
ambitus cerebral
artist lounge
asbestos diaphragm
axis of freedom
bathypage
betwist-mountains
Bielorussia
Birigui
British candle
capital amortization theory
caprine animal
cold-hardening
comparable computer-vision system
con people
congenite
copolymer resin
Council of Trent
crush cost
decipherings
department of health education
desilver
desperance
digital corrector
digitus minimus
docking protein
doubly closed tube
endoecism
everywhence
file label
first maturation division
first order plotting instrument
flatplate
floating zone
had a crush on me
heath cock grouse
herbertus
high vacuum diffusion pump
hysterographically
implied reservation
indicated noise meter
infinitely-great
initial offset
intercellular ridge
Jaori
KaMeWa type controllable pitch propeller
lamentingly
Linea paravertebralis
madrassah
merasty
metalithium
micholitzii
micro business
mine dumps
mistpouffer
Mitemate 50 emulsion
moerella jedoensis
mother-of-pearl glass
nonmarriageable
oilseed drying
optical-emission spectrometer
original charter
overtoiling
peeler log
pelatse quadrilineatus
periplasmodium
philobiblic
phosphoramidite
plain to see
polyclinid
purge and wash system
recognized dealers
resistance indicator
rhizoma iridis
role of soybean production
rugosities
scalene muscle section
self-cocking action
softest
special service final selector
straight-through joint
styrax obassias
suction-type excrement tanker
tactical air force
teazed
thiocyanogen
time-average measurement
trafficking
transversus abdominis muscle
TYR-PK
unanointed
unbondable
underserving
unducted fan
unmissable
vertical epipolar plane
Vila Paiva de Andrada
vitagen
wave heating
well-painted