[化] 醇酸树脂

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(50) / 评论(0) 分类 英语时差8,16

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(31) / 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(44) / 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(66) / 评论(0) 分类 阅读空间

英文歌词: So, so you think you can tell Heaven from Hell, Blue skies from pain. Can you tell a green field From a cold steel rail? A smile from a veil? Do you think you can tell? Did they get you to trade Your heroes for ghosts? Hot ashes for trees

发表于:2019-02-04 / 阅读(62) / 评论(0) 分类 英文摇滚歌曲

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(46) / 评论(0) 分类 VOA标准英语2010年(五)月
学英语单词
acceptance coefficient
acidimetric
already issued bond
Bahaite
bank note duty
bleediest
bog plants
burgeyse
castle bruce
cavitas subarachnoidealis spinalis
child-porn
cleket
combination seal
congoer
constant matrix
contrast index curve
Cyclocarya paliurus
depth charge pattern
detectable preclinical period
dimethyldibromodipyridinetin
Dogansehir
domesticize
e.c.e.
electromagnetic spectrum management
fierman
fiesta dress
fucking around
full-dress
gain sensitivity control
game show
gief
Gracias a Dios, Dep.
greldge
handson
homeotic selector gene
humeral
hydrocarbonaceous
I'm off
idiom recognition
Ikaho
inferior sagittal sinuses
information signature
intensitm meter
jack up the price
Landeck
leave-ins
message call
migratory corpuscle
mildew-proofing finishing agent
minor broadcasts
moinid
multiple working hypothesis
nef
netherworldly
nonuniformity of temperature
note.
Nova Praha
nucleonicss
organic coating layer
ostensive-inferential
palookas
paranephric
parapraxia
paroekie
Phenoetide
political ecology
portable camera
private plot
productions
pseudocercospora pini-densiflorae
quantometer
recycle bin
reserve city bank
resurrectors
ritual-constraint
RLVAN
sap system
scrap baling presses
screw-rudder
sgl
shadflies
Shām, Bādiyat ash(Syrian Desert)
Sicié, C.
smoulderingness
spark test
specialist system
spectral shifts
starvin' Marvin
steppe salt
telephone exchanger
thillo
tropospheric fading
UCHD
ultrareliable modular computer
unexclusively
unoverthrown
unsustaining
voicebanks
wagon for bearing goods weight
warping stress
wet working
Zang's space