甲亚磺醯基

Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find

发表于:2018-11-30 / 阅读(107) / 评论(0) 分类 生活英语情景口语

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(63) / 评论(0) 分类 Scientific American(六)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(84) / 评论(0) 分类 农业与发展

By Sean Maroney Islamabad 28 September 2009 The head coordinator for the U.N. Humanitarian Affairs office in Pakistan says his agency is ready to handle what is expected to be a large number of families fleeing the South Waziristan tribal region as

发表于:2019-01-13 / 阅读(55) / 评论(0) 分类 VOA标准英语2009年(九月)

BBC Learning English Weekender Body image survey results Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to a report about a BBC survey of 25,000 young British people, asking about their body imag

发表于:2019-01-16 / 阅读(98) / 评论(0) 分类 Weekender

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
学英语单词
48th
a cool million
acceptance of materials stamp
aeo
anesthsis
atherosperminine
back matters
bananadine
Bering
c/n ration
cain
celestron
charging change over
clements driver
coffee brewer
COMINEWARCOM
communication distance
confused management
construction project quota
continuously variable
conventional minefield
copolymerization parameter
cringes
Daphne arisanensis
decide
Delitua
Delvex
deside
directly heated cathode
districhiasis
dolichopodus
dorthe
dragon lantern
dynamic stress concentration
Déresna
effective piston swept volume
electro-hydraulic change-over valve
eligibilities
EPBX (electronic private branch exchange)
equal-zero indicator
escalatored
extraseminal
fetal adenoma
fixed command controller
genocline
glassines
Gusevka
houssins
Hüttschlag
keweenaw pen.
language acquisition devise(lad)
learning by rote
lithodomous
loser of lawsuit
mauskopf
May wine
MGTOW
missed discount
monomaniacal
motorcycle policemen
motorscooter
Mucoraceae
multi-jurisdictional
neo-Naziism
network dynamics
nonlinear estimation routine
nonlinear trend
of a
personal trainer
phylactic
pityriasic
plum-coloured
plunked for
poikilothcrmic
pointlets
principle of promotion on merit
Puccinia taiwaniana
pyrolyzable
re-modified
rebuffet
retention capacity
return push button
ribolyzation
ripe olives
safe(locker)
SCIC (semi-conductor integrated circuit)
sclerosants
secretement
sell ... off
Shāh Anjīr
simulated kill
site license
slip counter
Small-firm effect
solid-state industrial electronics
spade
spontaneous perspiration due to yang insufficiency
sporoderm
tongnim (dongnim)
transplantation of tendon
ungodded
vasts