[化] 乙烯型树脂

Recycling Plastics When plastic containers are recycled, they are first cleaned, then ground into tiny pellets and put into a flotation tank. This separates out the various plastic resins from other waste material. Once they are separated out, the pl

发表于:2018-12-27 / 阅读(79) / 评论(0) 分类 英语时差8,16

Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a

发表于:2018-12-31 / 阅读(136) / 评论(0) 分类 经济学人科技系列

StudyFindsHighLevelsofBPAinCannedFoodforKids The industrial chemical BPA has been used to make hard plastic bottles and the lining of food cans for decades. After studies indicated that the chemical could play a role in cancers, heart disease and abn

发表于:2019-01-13 / 阅读(59) / 评论(0) 分类 VOA标准英语2011年(九月)

There is a curse that has plagued humanity since ancient times. 从古代起就有一种诅咒一直让人类饱受折磨。 The Greeks fought it by chewing aromatic resins, while the Chinese resorted to egg shells. 古希腊人通过咀嚼芳香树脂

发表于:2019-01-17 / 阅读(78) / 评论(0) 分类 TED演讲教育篇

That dress looks perfect right off the rack, and that crisp button-down shirt is never going to be any brighter or whiter than the moment you buy it. So is it really necessary to go to all of the trouble of washing those brand-new garments before you

发表于:2019-01-20 / 阅读(93) / 评论(0) 分类 阅读空间

Preserved bodies help doctors understand diseases that have plagued humans for thousands of years Naomi Seck | Washington, DC 05 May 2010 Scientists say looking back can help them look forward, by revealing how the disease evolved over time. Related

发表于:2019-02-05 / 阅读(108) / 评论(0) 分类 VOA标准英语2010年(五)月

Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging

发表于:2019-02-16 / 阅读(121) / 评论(0) 分类 经济学人科技系列
学英语单词
acheikh
acoustic box
aerosol climatic effect (ace)
Agalinis
Akraifnio
algebraically compact group
analog quantity
antibunching
ball-proof cloth
be in town
botrycymose
brilliant green-bile salt agar
bromocriptine
browser-safe palette
Butler I.
calibrated position
Cartilagines nasales accessoriae
Chaulfone
Chirita tribracteata
client money
clutchest
colour flicker effect
commercial bronze
complementary work
cordillera-type orogenic belt
cubature of a quadric
deltation
dendrodoris denisoni
dibromfos
DIPA
discrepancy within experimental error
domesticated wildlife veterinary science
double switch turnout
ear calorimeter
emmarbles
Fedahist
fiber optic memory
frog hammer
genus Linaria
gerundially
good sports
halituous bruit
high doping effect
hoistable car deck
hydrogen sulfide detecting alarm system
ill-willer
image processor graphics
indictable misdemeanour
intersecting chain
ironsand
lionite
Liyang
made a parade of
manganese(ii) bromide
McCarthy I.
mechanical factor
metabase
migrant labo(u)r system
Myopus
navigable fairway
neutron-proton ratio
new energy resources
nonintimate
Ophiopogon chingii
ornithogeography
oxygen thiefs
p130CAS
pantothere
Pembroke, C.
perspective tetrahedron
peruginis
pharmacol
piedmont gravel
playne
premeditate
Psychotria pilifera
quartz-tube radiator
resolution of vector
salivary gland calculi
screening indicator
sea-cabin
sekijima
sell low buy high
serous ovarian cystoma
soapstone
sound-speed
spirit of give and take
spring loaded scraper
summary arrest
sweet basil oil
tax items
the itch
the printing press
Tuber uncinatum
Union Corse
us patriot act
viscacha
washing cyclone
welder's clipping hammer
window opener