音标:[diː'pɒlɪməraɪz] ;
vt.,vi. 【化学】(使)(高分子化合物)解聚

Kaylee: do you want to go out for dinner tonight? Nathan: sure. Have you got anywhere in mind? K: I'm starving, so maybe we could go somewhere with large portions. N: that Italian restaurant in the city centre always has large portions. Do you want t

发表于:2018-11-30 / 阅读(139) / 评论(0) 分类 生活英语情景口语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(79) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(79) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(四)月
学英语单词
.diz
access level
achlorhydric
achromatic net
Alepe
Aplodinotus
auscultatory method
autoes
backfields
be full of guts
bespawl
boroethane
brassaiopsis speciosa dcne.et planch.
britishcouncil
bronze vessels
brush cell
bulb cavitation
bulk factor
card dialer
Catholization
ceche
chemosensilla
child attitude survey
clinch nailing
coherent group
contra-octave
Council for National Academic Award
Dendrobium aduncum
disharmony between heart and kidney
dorso-
drawing sliver
entire margins of the leaflets
EPIT
evaporator room
falls back
fear mongers
first grade
fixed coaxial attenuator
full-load ratio
halvdan
Heep Uriah
heterodyne tone
hot-dip tinning stack
icing (ice)
ilonas
immaterial
industrial committee for metal trades
injuriously
inn
interior trim
iron-stony meteorite
Jordan-Holder theorem
juncture rule
knee joint flexion and extension exerciser
laquan
leucotriene
low-Clinoenstatite
Lu Ji
Luce, Claire Booth
Malva officinalis
manganese(ii) silicide
marine infantry
methyl arsenious oxide
microdiscectomies
middleborn
misspender
moonlings
neat head
non-branch
noodge
one-step fault-diagnosable
oratio
otorhinolaryngological
ovalocytes
package at producing district
password link
penis-envies
phonocentric
playin' around
Polyporina
posso
post a ship
postilioned
prunus sieboldiis
psittacosis
residence time
rosmarinates
rudity
sedler
semi automatic machine tool
ship acoustic navigation system
stabilizer trim wheel
storm-surge
sulfuric chloride
take a wrong turn at Albuquerque
transparent data communication code
veganists
versual
waghen
Warcha
xenagogues
yakage (yagake)