塑料磷光体

By Ted Landphair Washington 09 August 2007 Every day, American consumers are offered a simple choice when they areby a store's cashier: paper or plastic? But as VOA's Ted Landphair explains in today's searching for solutions report, some communities

发表于:2019-01-07 / 阅读(100) / 评论(0) 分类 2007年VOA标准英语(八月)

Plastic Recycling From VOA Learning English, this is EXPLORATIONS in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we follow plastic bottles and other plastic objects as they go to one of the largest recycling centers in the

发表于:2019-01-12 / 阅读(54) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - Plastic Recycling From VOA Learning English, this is EXPLORATIONS in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we follow plastic bottles and other plastic objects as they go to one of the largest recycling

发表于:2019-01-12 / 阅读(47) / 评论(0) 分类 2013年VOA慢速英语(三)月

Its amazing to think there wasnt any plastic one hundred years ago. Now its everywhere. Almost everything thats made has some plastic in it. Whoever invented it must be really rich. There are all kinds of plastic. Its pretty useful stuff. I once went

发表于:2019-01-21 / 阅读(45) / 评论(0) 分类 纯正英语一分钟

Plastic Pollution NB: This is not an accurate word-for-word transcript Dan: Hello and welcome 6 Minute English from the BBC. Im Dan Walker Smith and today Im joined by Kate. Kate: Hello Dan. Dan: Now today Kate and I are talking about pollution. Kate

发表于:2019-02-04 / 阅读(52) / 评论(0) 分类 六分钟英语

By Robert Raffaele Washington, DC 12 February 2008 Tests on several plastic baby bottles have found they emit very significant levels of a chemical linked to deadly illnesses in laboratory animals. That is according to a new report released by Americ

发表于:2019-02-07 / 阅读(63) / 评论(0) 分类 VOA常速英语2008年(二月)
学英语单词
1-p-menthene
2-deoxyribose
ablaque
Adlumia
alramenting
angle of planing machine
arrosion
association of world citizens
automatic quiet gain control
axostylus
backhand attacking rally
be down the tube
bezafibrates
bigender
bisquit
Blascorid
Brinon-sur-Beuvron
cenozoic
certificate registry
charge coupled device memory
chavviest
churning of oil
coming first
construction for nonproductive purposes
counterfeeding
curren
deaf people
dft(discret fourier transform)
dispatcher program
dummy regressor
edit project configurations
elimination pulse
emotional experience
Erigeron leioreades
esclados
escolars
Euphorbia sparrmannii
exogastrula
fissidens gardneri
fly-past
frontal face-centered lattice
gallinaceous bird
gas-filled porosity
generated quantity
gopher holes
gouiecythere hanchingi
government agencies
greater londons
ground-elders
hazels
heteroptera
hierarchical model of program
hit the line
I.H.S.
image carrying fibre bundle
immature personality
immortality
instruction to the structure
iodate reaction of adrenaline
lightweighting
master's program
maximum length of pile
measured spectrum
more kin than kind
negative contour modulation
Norton's theory
nuclear regulatory commissions
Ophiotaenia nankingensis
original horizontality
oxammite
plead with someone
po-faced
polar air mass climate
press-wood
pseudoaromaticity
radiometer sensitivity
reineth
RH (reheat)
Ruffini end organ
sanvitalia procumbenss
scenthound
sea-nettle
shifting to a lower field
shipping flask lay-down location
slumpy
social learning
space-time sampling
steering lock
steps on it
straightfoward
subsist on
swept layer
tankage
the operator
tirofiban
Tournon-St-Martin
tympanoplastic
unified plan and management at different levels
valve-rocker trough
weaker relation
wenhao
wood-brown