甲基桦厚壳桂碱

1. A suspious device discovered in the back of an Air France flight was a hoax according to an Air France official. The Boeing 777 was headed to Paris when its polit was reqused emergency landing early Sunday morning in Kenya. 2. An explosion explori

发表于:2018-12-15 / 阅读(179) / 评论(0) 分类 美联社新闻一分钟2015(十二)月

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(113) / 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(164) / 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(172) / 评论(0) 分类 Scientific American(三)月

达西瓦向我们介绍在蒙特利尔不能错过的事情,冬天更被小孩喜欢,因为可以打雪仗玩各种游戏,夏天也有夏天的乐趣。 Robin: A lot of our listeners havent necessarily been to Montreal. What types of things wo

发表于:2018-12-27 / 阅读(127) / 评论(0) 分类 话匣子英语

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(141) / 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(185) / 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(173) / 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(201) / 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(170) / 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(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(190) / 评论(0) 分类 VOA常速英语2013年(十月)

BERLIN, Dec. 25 (Xinhua) -- German first division league side Schalke 04 announced Sunday that they have signed Nigerian striker Chinedu Obasi on loan through to season's end from Hoffenheim with an option of a further extension. Obasi, 25, will acco

发表于:2019-02-18 / 阅读(141) / 评论(0) 分类 英语新闻
学英语单词
a calm sough
aggregate flowers
aphthae tropicae
appendications
art historian
betrustments
bigarreau, bigaroon
biosynthetic labelling
bone grain
carpsuckers
carvill
cascade washing
Catheys Valley
Ceel Wenle
centrifugal potential
citrination
confessionals
correct boiling range
cycloergometer
danglings
Darwinian fitness
dental explorer
dermoid cyst
dharmsalas
disprofiting
dUTP
easy for you to say
Feldballe
flavophospine
fuel reprocessor
gallium(ii) selenide
graphic art
hammerly
have a wolf in the stomach
hedysarum gmelinii ledeb.
helical compression spring
Hemiaster
high-pressure safety injection system
hop to it
humblings
hump crest
image correction
industrial control device
inflation indexed monetary policy
instruction order register
Kinross-shire
krenie
land use balance
large-sample distribution
loop of Vieussens
M Eng
magnaporthe salvinii
magnetic double layer
maximum clamping force
mechanical relaxation
microorganism determination
microsurgical vascular decompression
monofunctionally
movable weir
Nanakru
Norwegian cut
ombrogenic bog
on-going obligation
panonychus citri
park and garden planning
personal consumption spending
pharmacobacteriology
phosphated
plate-glass university
polystichum subauriculatum tagawa
poor-sighteds
postscripting
primary benefit
raw rock phosphate
reference model control system
Rheum franzenbachii Munt
rootfinders
Sawankhalok
serotonergic
sick people
silver molybdate
similarity rule
single rod piston
sintered metal products
Slievenamon
small-talk
spheric scale
spindle-whorls
SQEP
stadia transit
stage-discharge relation
test class
tetraethyldiaminotriphenylcarbinol
Thornwald disease
thulium (tm)
tuning-fork frequency modulator
Uncompahgre Plateau
unzipping reaction
welded steel pipe pile
when a man loves a woman
win sb round
zero capillary pressure plane