[塑料] 塑料化学

[00:03.15]第五单元 复习 [00:06.30]Lesson 17 Read and act [00:09.87]第17课 阅读并表演 [00:13.45]During the break, [00:15.03]课间, [00:16.61]Li Lei happened to see Paul's mark on the report of a chemistry experiment. [00:19.94]李雷偶然

发表于:2018-12-01 / 阅读(224) / 评论(0) 分类 初中英语人教版初三

> 08 新型塑胶制品的应用 DATE=3-1-01 TITLE=SCIENCE REPORT- Self-Healing Plastic BYLINE=Mario Ritter (Start at 59

发表于:2018-12-07 / 阅读(224) / 评论(0) 分类 科技之光

[00:21.89]lesson 1 [00:36.05]Have/has got =have/has [00:59.22]I have got a CD player, [01:03.97]but Jim hasn't got one. [01:10.92]Has Lucy got one? [01:22.99]I have a CD player, [01:31.66]but Jim hasn't/doesn't have one. [01:50.60]Does Lucy have a Cd

发表于:2018-12-10 / 阅读(253) / 评论(0) 分类 初中英语人教版初三

[00:03.89]Lesson 5 1 Dialogue [00:09.64]Mr Zhu is showing the students of Class 4 the chemistry lab. [00:16.30]Mr Zhu: Now,this is the chemistry lab. [00:20.45]Have you been in this lab before? All:No. [00:25.50]Mr Zhu: Ok,listen carefully,please. [0

发表于:2018-12-13 / 阅读(283) / 评论(0) 分类 高中英语人教版高一

发表于:2018-12-25 / 阅读(229) / 评论(0) 分类 洋话连篇

Researchers may have found an unusual way to reduce plastic pollution, one bite at a time. It turns out that the common wax worm can eat plastic. Also known as the Galleria mellonella, these worms may help reduce the waste caused by plastic bags. Eac

发表于:2019-01-02 / 阅读(249) / 评论(0) 分类 2017年VOA慢速英语(五)月

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(264) / 评论(0) 分类 2014年VOA慢速英语(八)月

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(268) / 评论(0) 分类 2007年VOA标准英语(八月)

Finn: Hello, I'm Finn, welcome to 6 Minute English. With me in the studio today is Neil. Neil: Hi there, Finn. Finn: Hello Neil. Today we have a royal story about Catherine, Duchess of Cambridge - or as she is still often known - Kate Middleton. Neil

发表于:2019-01-07 / 阅读(223) / 评论(0) 分类 六分钟英语

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(187) / 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(227) / 评论(0) 分类 2013年VOA慢速英语(三)月

Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly

发表于:2019-01-13 / 阅读(223) / 评论(0) 分类 VOA标准英语2010年(八)月

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(250) / 评论(0) 分类 2016年Scientific American(十)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(180) / 评论(0) 分类 纯正英语一分钟

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:2019-01-24 / 阅读(228) / 评论(0) 分类 听一分钟英文-P

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

发表于:2019-02-03 / 阅读(238) / 评论(0) 分类 VOA标准英语2009年(十月)

By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr

发表于:2019-02-04 / 阅读(239) / 评论(0) 分类 2007年VOA常速英语(十月)

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(223) / 评论(0) 分类 六分钟英语

A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar

发表于:2019-02-06 / 阅读(228) / 评论(0) 分类 VOA标准英语2008年(十月)

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(232) / 评论(0) 分类 VOA常速英语2008年(二月)
学英语单词
-chroic
abbreviated combined relation condition
act of settlement
address, line
air charge
alkali-proof
anhormonia
antiallergics
ASTROC
at a halt
bar code scanner
Barlavento
battened steel column
beat down
Beta-D-Fructopyranose
binaural time difference
black oakum
borehole transportation
brohanski
bulb of hair
butyr
caiacidol
casting -out-9 check
catch sb at vantage
Cerezo de Riotirón
Cleveland County
coefficient comparison
compression atrophy
conduct a defence
congenital disability
convergent homeomorphy
core composser
Crouch, R.
Cryptostropin
cultural access group
cyclone smelting chamber
cypsela
disadjust
double ram type
emergency exercise
ethnically-baseds
feeder current
foreland grits
frontalysis
Garrettsville
genus cotinuss
harderian gland (or harder's gland)
HEDTA
helicoidal sifting machine
hidden inventory
hold-your-breath
hydrodynamicists
hydropipers
interbinary
intercessionated
isotopic noise
Jatzke
kelberite
key bindings
kintours
kowloon
Krama
last-moment
lavalli
legatura
loose skein
m. obturator externus
marine flux-gate magnetometer
medium-speed
middle perpendicular
mopfs
movement area
murraya koenigii (l.) spreng
Neath, River
noncondensable gas purger
oil press
ossmodula
patricentric
pencases
pirated river
piston rod oil cup
properties of product
propleuron
Puhi
put together
reflexivizes
retroglossal
rudall
Rymättylä
senatorical
sexualist
solum
straight nose
strapped into
superior ligament of malleus
symmetrical four-pole sounding
tanninoids
thorium-uranium fuel cycle
total concentration
very fine columnur aggregate
vibratory sensibility
watermeal