汁液样品过滤

Beijing will launch a pilot program to equip schools and kindergartens with air filtration devices. Smog has been a significant issue in the Chinese capital this winter. I was coughing just now, I always wear mask, from school to home. The air is cho

发表于:2018-12-02 / 阅读(215) / 评论(0) 分类 2017CRI中国国际广播电台

Leading computer database software maker Oracle is suing SAP, the German company known for their Enterprise Resource Planning (ERP) software. Oracle, which has been moving into the ERP market themselves, accuses employees at SAP's TomorrowNow subsid

发表于:2018-12-15 / 阅读(176) / 评论(0) 分类 初级商务英语听力2007

By Alan Silverman Hollywood 29 October 2009 The life and tragic disappearance of pioneer aviator Amelia Earhart are dramatized in a new film starring two-time Oscar-winner Hilary Swank and directed by Indian-born Mira Nair. Here's a look at Amelia.

发表于:2018-12-16 / 阅读(187) / 评论(0) 分类 VOA标准英语2009年(十月)

Illegal Fishing Threatens Tonie Sap Lake Villagers' Livelihood Despite a government ban on commercial fishing across Tonle Sap Lake - the largest lake in Southeast Asia -- fishing communities say bribery of corrupt local officials has meant the illeg

发表于:2019-01-14 / 阅读(184) / 评论(0) 分类 VOA标准英语2012年(十月)

GUY RAZ, HOST: It's the TED Radio Hour from NPR. I'm Guy Raz. So most of us think we know ourselves pretty well, right? ROBERT SAPOLSKY: I'm sort of a hippie pacifist in terms of general persona. RAZ: That we're good people... SAPOLSKY: You know, I'm

发表于:2019-01-16 / 阅读(258) / 评论(0) 分类 2017年NPR美国国家公共电台8月

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(251) / 评论(0) 分类 2007年VOA标准英语(五月)
学英语单词
a stack of
absentation
aircraft general standards
alanylation
aleyrodidaes
angle for maximum righting lever
angulately
anteriolateral cordotomy
arcane glossolalia
artificial damping
as clean as a new pin
bean -eater
boddie
Boverton
calepitrimerus brevilinea
carelians
cattail millets
closely related species
coalescing
dacite-liparite
dan-ger
debt
dextrates
direct-attached
English Classics
entrance lobby
European bream
even-par
exobiologists
fascial strip
feathertails
feudal land rent
Ficus cunia
full lines
gap in the frog
gaussian form
go at sth
gotten out of repair
grease oil
handjam
helmet sight
heterosexualness
high speed stall
host attachment facility
hump lead
hyperproducers
hypothesizer
inland waterway
installment sore
inventory accounting method
jarjis (zarzis )
junceella juncea
jungle babbler
Krapeu Kom
lambiss
library subprogram
loosen the purse strings
low-point
luminous beam
magnetotail
man machine problem
maxstrlen
mcanique
miicromicro
mixed condensation
molasses grass
multistage filter
multiyear
neckdown
non-exclusive jurisdiction
oesophagobronchial
packaging paperboard
pre-remote
presiding
principle of equipollent load
profit on redemption of discount bond
program item
prototype kilogram
prototypical character
pyrogenic succession
Rebeca, L.da
remold
rust grease
Sandside
sapphirer
selecting cutting
show barn
Side-channel
sight locating
snoozer
stick force
sugar-cinnamon
synchronous altitude
theEuropean
thick wall part
Tolanate
tomas de torquemadas
toyes
under the disguise of
weatherling
welfare capitalism
whore-houses