[网络] 七甲基壬烷

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(64) / 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(66) / 评论(0) 分类 Scientific American(三)月

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(88) / 评论(0) 分类 农业与发展

By Shally Zomorodi Los Angeles, CA 01 February 2007 watch Mozane report The two members of the pop duo Mozane have been working together for just five years, but have known each other for their entire lives. VOA's Shally Zomorodi reports the group's

发表于:2019-01-07 / 阅读(128) / 评论(0) 分类 2007年VOA标准英语(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(58) / 评论(0) 分类 经济学人科技系列

与数字有关的英语词根总结 milli-【千分之一】例:milliampere(毫安)=milli(千)+ampere(安培) centi【百分之一】例:centimeter(厘米)=centi(百分之一)+meter(米) deci【十分之一】例:decibe

发表于:2019-02-06 / 阅读(110) / 评论(0) 分类 英语学习方法
学英语单词
account account dealing
ADPG
axiom system
backstep sequence
bar signal
bau-
bch coset code
beam switching tube
beguiles
bergeson
ceriferous
choniognathus reini
chronic orchitis
Clistogastra
close package
color spot
crane electromagnet
cyclohexyl phthalate
davenants
declare to
decode machine
decoylamide
distrainer, distrainor
donmall
enkaryocyte
eukraron
ex post facto design
exhaust air pollution standards
ferromagnetic phase transition
fetichizing
first order bench mark
geats
gelatine pan
Gerlach's annular tendon
ghufron
Graphitum
heading control system
heat-absorbent surface
hemiketals
Herbert's operation
holosteric barometer
homarus capenses
homophilic binding
hypoadrenocorticoid
incubator oil
indicums
inveils
iso version
JK flip flop
Kalijarosite
la danse des jenes vierges (france)
Lauricocha, L.
legal proceeding
lurking place
LWG
maxing
module name
Moguntiacum
montan
navigable flume
Norton Bridge
occasional survey
of a taxi
old schools
on the right lines
Pelonemataceae
polonaise (poland)
principle of electroneutrality
principle of of non-extradition
proendospermous cell
ram-raided
random sample of size n
rapid fire pistol match
reconsignment
reducing sugars
reopen negotiation
Requip
rhynes
Rimactan
roll peening
romantic comedies
safety check
Scrophularia modesta
see you then
shock testing machine
side-bets
Sierra National Forest
single-wire feed
spent oil
spraying compound for furnace lining
stomach tooth
Telefunken beam antenna
tendon of achillis
thiocyanate method
threadbare
thrust bearing assembly
Timiskaming
untrilled
upper aristate process
VDT (video data terminal)
walkie-talkies
yang ko