un. 非金属化合物

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Forget the scalpel, researchers at Johns Hopkins University have created a tool that can move easily through tissue, potentially making biopsies much less invasive.

发表于:2019-01-08 / 阅读(67) / 评论(0) 分类 Scientific American(一)月

The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter

发表于:2019-01-14 / 阅读(84) / 评论(0) 分类 VOA标准英语2009年(八月)

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(117) / 评论(0) 分类 2018年VOA慢速英语(十二)月

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(109) / 评论(0) 分类 货币英语

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(58) / 评论(0) 分类 英语新闻

Metallic,队如其名,是世界首屈一指的重金属乐队,比Bon Jovi更有名,比枪花更严肃。Metallica在不断的创造着新的音乐元素:Thrash Metal、Death Metal、Speed Metal、Black Metal,他们不甘心看着重金属摇

发表于:2019-02-25 / 阅读(64) / 评论(0) 分类 英文摇滚歌曲
学英语单词
afterchroming
authentication by the registrar
Beneraird
benzyl hydrazine
betill
better-placed
breast summer
by separate mail
byte multiplexor channel
certified under the hand of
cinetonucleus
coinonomic
corona-crown
Deturid
didieraceae
down-up
electric pneumatic control system
electromagnetic flowmeter
end's a wagging
errands
extraction window
feeling me up
flash lamp pumped dye laser
Fourier transform pair
gear tooth chamfering machine
geniocheiloplasty
Gomphostemma pseudocrinitum
gripper expander
grouan
hiant
high quality cement
hydrogen vent valve
independent goods
interplanetary dust
ipomoea quamoclits
isoprinosinum(methisoprinol)
Kaladze
Kitaarima
La Grange
lifelong education
linear feedback control
lisitsian
look-out station
lumberjacking
magneto telephone set
make propaganda for
makgadikgadi
Meginge
metamicts
Mikindani
monogenetic development
monopoly power
Monroe Center
morphine acetate
mosaic flooring
nanoplastic
net stocking
new-style armored combat group
obstinatenesses
open connector
open-government
opinion maker
ore carrying vessel
OSF
parliamentary debates
paurometabilism
pelican hook
pirethrum
plasma bound iodine
Pracchia
predictive search
pseudocercospora paederiae
pulse-narrowing circuit
purulently
pyrage
quining
Radinko
rapic
Reed's cells
relaxation spectra
repetitive heating
restitutive coefficient
satellite launch
saturation chamber
secondary erythrocytosia
ship repair work
siemens
softbot
stereotome
stressed cord
sulcus infraorbitalis maxillae
tahini
terrorstruck
the bronco
the relationship between
thermoregulatory response
traumatic infectious disease
unprofessional conduct
veiledly
water flaxseeds
weaving efficiency