碘甲胆碱

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(65) / 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(70) / 评论(0) 分类 Scientific American(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(60) / 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(95) / 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(68) / 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(60) / 评论(0) 分类 经济学人科技系列
学英语单词
abaish
acetyl-l-carnitine
alkalic
Allow money-losing enterprise to merger
American plum
be driven to the last ditch
beefsteak
booking charges
brown power
Caesalpinioideae
cartilage cell capsule
Castor fiber
cesset processus
chained detail record
Cobequid B.
combinatorial genus
conjuring
cotyloidal
creosote oil
cumulonimbus tuba
Decylenes
defilable
differential correction method
donkey's ages
electroceutical
embedded tube well
enshielding
Erian stage
facilities for travel
farsight
Fencumar
flaget
formative time
gamma-radiography
Gladys L.
grain slope
half entrance angle
Hamarsfjördhur
high speed jacquard narrow fabric needle loom
ink film
inland fog
Intestino-
inthralls
inventory sale ratio
ipecacs
isoporous ion exchange resin
IVCV
Kiev cakes
koku
Lariformes
leather-metal case seal
litao3 (lithium tantalage)
literature cite
loose wire gripper
mains borne disturbance
Moldau R.
NPDU
Nuaib
oblique ascension
Osteoglossiformes
overcuteness
oxazolidine
pantheonic
PB & J
phlebectasia
plexus haemorrhoidalis medius
polymeric form
radius-changing speed
rapid tanning of sole leather
Rashida
recrossings
resistance temperature coefficie-nt
root-mean-square percent error
rotation-deferred grazing
S. S. T.
Santo Domingo Suchitepéquez
sealing cover
self-forgetfully
separation automation
ship's register book
single atrium
skidway
solanocapsin
starter button guard
swinging block linkage
swivel-hook
taper reading punch
Tarbert, Loch
target risk
the fire brigade
third filter
tindered
trainspotters
triipalmitin
Tutcheria brachycarpa
undamped resonator
unit preference strategy
unnamedness
vesselfuls
visual communications
Weishu