[医] 考里树脂, 贝壳松脂
(kauri resin 的复数)

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(282) / 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(240) / 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(316) / 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(326) / 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(314) / 评论(0) 分类 VOA标准英语2010年(五)月
学英语单词
6-deoxy-L-mannose
acibenzolar
acrochordal bar
advocacy journalism
aguilar del rio alhama
amities
anisodimensional particle
antefix
avonleas
baggage hold
blasting-tumbling machine
breathitt
butternut pumpkin
carte-blanche
chelon
cometary globule
compassionated
compensating-field winding
condensive reactance
cristatus
Cuprelne
curly grasses
cutting resistance
cyclic polysiloxane
debakey
Decapepthl
educational needs
electrophoretic variants
external interrupt processor
extrapolated range
get the axe
golczewski
great slave lakes
Gryllotalpa unispina
high flier
highwaywomen
horse bean
in circuit emulator
information hiding
inorganic active filler
intercepting safety
intermittent type cab signaling
Invertebrata
isopluvial map
japanese honeysuckles
Jurancon
Killeagh
lapithos (lapitos)
legal notice
lyngbya semiplena
malarin
massaging cream
matriarchs
microcomputer master/slave operation
middlescence
molecular diffusion membrane
Moonaree
mosquelike
multisystem
Namasagali
non-crystallising
normal incidence section
NSC-80439
olfactory capsule
pallidum Leucocytozoon
PC technician
peculations
petrovskaite
pinus yunnanensis franch.
polarized reflectance
previous cycle year
print envelope
puccinia leucophaea
quota profit
re-insertion
reference sound power
Saybolt color
sea bream
single-pulse oscillation
ski tows
smoking point
social environament
spermatogonial cells
sticking point
structure design
stunt cock
super-clean bench
sync level
tabal
tetrasporaphite
thin-film circuit
topdecks
toshing
tying mechanism
typical model
unrestoring
weakly complete
woebegone
Words pay no debts
write-downs
xenogenetically
Yalu River