音标:[,baɪə(ʊ)dɪ'greɪdəb(ə)l] ;
adj. 生物所能分解的,能进行生物降解的

适合3D打印的环保塑料 WASHINGTON As if we didnt have enough of it, the new must-have gadget - the consumer-grade 3-D printer - works with plastic. Researchers in Belgium say they have developed a new environmentally-friendly plastic, suitable

发表于:2018-12-16 / 阅读(124) / 评论(0) 分类 VOA标准英语2016年(二月)

Matthew: Hey Kat, you were just telling me about all the pros and cons of different renewable energies and you just got me thinking we're going to run outof oil in the next couple of decades. There's reports that say we're going to run out of oil in

发表于:2018-12-25 / 阅读(111) / 评论(0) 分类 原版英语对话1000个

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The common method of closing a surgical incision is simply to stitch the patient up. There are some issues, though. Good stitching can be challenging,

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 Scientific American(四)月

Asia's plastic industry is growing, with China and India challenging established producers such as Thailand. Now, there is increasing attention to the environmental impact of plastics. Both environmentalists and industry executives agree biodegradabl

发表于:2019-01-11 / 阅读(122) / 评论(0) 分类 VOA标准英语2010年(二月)

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(122) / 评论(0) 分类 2016年VOA慢速英语(九)月

Todd: So, Steven you've been talking a lot about adventures you can do in your country. Do you have any stories of adventure that's happened to you in your own country of Costa Rica? Steven: Well, when I was in middle school, my school decided to tak

发表于:2019-01-25 / 阅读(140) / 评论(0) 分类 英语趣味课堂

If you're a home gardener you may soon find that the pots you buy flowers and plants in are made from chicken feathers. Yes, tons of feathers that go to waste every year can now be transformed into plastics. Two Washington-area scientists are using f

发表于:2019-02-07 / 阅读(157) / 评论(0) 分类 VOA标准英语2010年(五)月

Part 3. PBSa biodegradable plastic product. Keywords. plastic, new solution, biodegradable plastic, break down, PBS. Vocabulary. PBS, biodegradable, tableware, microorganism, enzyme, degrade, dump. Environmental protection is a big issue nowadays. Wh

发表于:2019-02-15 / 阅读(168) / 评论(0) 分类 Step by Step 3000 第二册

Rajid: What are you doing? Nicole: Im putting my garbage into the garbage can. Why? Rajid: Dont you recycle? Youre supposed to separate out your recyclables and put them in a separate bin. Nicole: I know, I know, but who has the time? I dont have tha

发表于:2019-02-18 / 阅读(122) / 评论(0) 分类 地道美语播客

Yael: I have a question for you, Don. Paper or plastic? Don: Not that question again, Yael. Does anyone really care whether their groceries are put in plastic or paper bags? Y: Sure they do. In fact, the city of San Francisco has taken an interest in

发表于:2019-02-23 / 阅读(129) / 评论(0) 分类 英语时差8,16
学英语单词
.moz files
abaloneshell
airfields
analogue converter
AOMP
arctic white
back reflection x-ray examination
Balabalayan
ballwinner
baud unit pulse
blank offset
bleeping
block-on-ring wear test
Brofene
calcium barium mimetite(baryt hedyphane)
Carmópolis
Chafurray
coaxial magnetic field
color black
Combeaufontaine
comes up to
crosspiece
Cum laude
Current Era
cut per tooth
deterr
Doelterite
dogface
double negation
eggplant phomopsis rot
elastoresistance coefficient
energy level width
equilibrium zone
ethylphosphine
febrifacients
fried mushrooms with crab meat
fumarias
gas-filling O-ring
genus Acinos
good continuation
hoop net
humanise
hydrogen treating
ingot bar
joga
Justus' test
key word system
lahinches
letter of comfort
Lithocarpus pachyphyllus
llanberiss
Loeseneriella yunnanensis
looks across
louis d'or
manless coal face
monolithic circuit
natural water level
next door to
panel cooler
Pavuna, R.
phosphorus necrosis
phylons
pieplate
puberty
puget sounds
quasi elliptic geometry
queensborough
quiet ovulation
reddins
rice brown sheath rot
richters
roggio
scapegoatisms
screen sth off
sea-hedgehog
second-world-war
Security Management
self-righteous
self-traping effect
silicothermic
sootless flame
structure importance coefficient
supply irrigation hydrant
sympathetic nervous system
sympycnus formosinus
tabular freeboard
tauke
teazes
transparent transfer
treacherous acts
Trizone
troches'
troubleshooting guide
ultrasonic homogenization
universal photo
urinary organs (or uropoietic organs)
vocational-technical
warning mark
waterproof cover
Wellington, Duke of
white Indian hemp
zoophytal