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nobody likes getting shots, but what if you could make the needles so tiny that they broke skin painlessly. engineers from top university have created such micro needles, made from major protein in silk, fibrolin. the work is in the journal of advanc

发表于:2018-12-02 / 阅读(67) / 评论(0) 分类 Scientific American(十二)月

EXPLORATIONS - Exploring the Art and History of Printmaking STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. At the National Gallery of Art in Washington, D.C. there is a colorful and expressi

发表于:2018-12-16 / 阅读(112) / 评论(0) 分类 2011年VOA慢速英语(十)月

导购口语: Can I interest you in these smart silk scarves? 我能向您介绍这些真丝围巾吗? Tremendous work and effort have gone into every one. It is not only ornamental, but also useful. 每一条均是精工细作,不仅装饰性强,

发表于:2018-12-25 / 阅读(31) / 评论(0) 分类 最In导购口语

VOICE ONE: Im Steve Ember. VOICE TWO: ''Revolt on the Amistad,'' silkscreen print by Jacob Lawrence And I'm Barbara Klein with EXPLORATIONS in VOA Special English. At the National Gallery of Art in Washington, D.C., you can see a colorful and expres

发表于:2019-01-11 / 阅读(57) / 评论(0) 分类 VOA慢速英语2009年(九)月

The 21st Century Maritime Silk Road China International Communication Forum is being held in southern China. Co-hosted by China Media Group and the People's Government of Guangdong Province, this year's forum in Zhuhai is focusing on the achievements

发表于:2019-01-19 / 阅读(36) / 评论(0) 分类 2018CRI中国国际广播电台

VOICE ONE: I'm Steve Ember. VOICE TWO: ''Revolt on the Amistad,'' silkscreen print by Jacob Lawrence And I'm Barbara Klein with EXPLORATIONS in VOA Special English. At the National Gallery of Art in W

发表于:2019-01-30 / 阅读(101) / 评论(0) 分类 2006年慢速英语(十二)月
学英语单词
absorptionmetric determination
Ark of the Testimony
atropine hydrobromide
bar-code system
Basil II
beam bending machine
berridge
bitter pill to swallow
blavet (le-blavet riviere)
cantilever extension
cepheid
Chic Murray
Christopher, L.
cocoon cooking machine
cordifolia
cryptocavine
curettage of tuberculous focus
curve tester
dasiberd
dimethoxy-benzeneo
double checked for accuracy
double work time
dumb ague
ecological unit
enarthrosis
eriovixia pseudocentrodes
ethnology
exodynamic succession
eye shot
feed lever
fire signs
folding nappe
forelain
frost-heave force
ganoderma tropicum
generalized upper bounded techniques
genus telantheras
gertt
gogeon
green parlour
group repetition interval
hacking-out knife
head lamp housing
how're you
HRTI
HVL
hypiodous
input-output medium
interlocking gear
interprocess communication
investigation plan
ion beam epitaxy
kangaroo ligature
lock ring at the end of shaft
managed server
mantilla
messaien
methyl ethylacetic acid
movement of earth crust
mug-hunter
myosin heavy chain
neurospasts
Notostigmophora
off-design behaviour
officer
optical acoustic diffraction
output power of generator
Pang Long
peace-offering
percentage distortion
perimeningeal tissue
philadephia
phytometrics
pinchforce
plan effective date
pneograp
protection radius
rebuff
relative frame
rigid circular spline
saarlands
safire
sarocodine
scrootching
self-correcting capability
self-limiting effect
set copper
shawbubbe
sidewhiskered
sieve pore
slime product
soaring market
special ammunition load
stamp dealers
strain-gauge extensimeter
surface coordinate
terra cotta warriors
topographic low
vertical-coverage pattern
wisconsins
with feather bolt
Wujiapingian Stage