气体掺杂技术;气相掺杂技术

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 Scientific American(二)月

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(362) / 评论(0) 分类 2017年VOA慢速英语(六)月

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver

发表于:2019-01-11 / 阅读(124) / 评论(0) 分类 英汉幽默故事选读

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(74) / 评论(0) 分类 VOA标准英语2008年(一月)

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(67) / 评论(0) 分类 趣味英语

今天我们要学的词是doping。 Doping, 通常指运动员使用兴奋剂。 A Spanish cyclist was kicked out of the games in the first official doping case of the Beijing Olympics, 一名西班牙自行车选手被取消参赛资格,成为北京

发表于:2019-02-05 / 阅读(23) / 评论(0) 分类 英语每日一词
学英语单词
accouplements
aenictus latiscapus satoi
antisound
articulatio condylaris
atacama deserts
atomic number 94s
Bacillus enteritidis
be no skin off someone's teeth
blood-soakeds
boca do capana
Breidhdalsvik
Bronchio
brush carrier block
chamber white lead
chassis lubricator
class reunion
cognitive sciences
conditioned moulding sand
creatinkinase
dictionary definition
difference coefficient
dilorgan
diplomatic theory
earplay
epitaxial diffuse
erythroplasia of vulva
exocellular enzyme
facility work order
field-slaves
gold blackbody
hdh
highlight half-tone
hold the baby
hydraulic giant
ice forecast
illegal printing matter
Jacques Anatole Francois Thibault
jellyfishes
jurisdictional disputes
klimaszewski
knocked down in carloads
koretski
Laramie River
launch tower
lean on sb
localized peritonitis
make gains
manufacturing dedicated computer
mascary
methylcumarone
miscaculation
moly
multicolor-PRINS
navy medicine
nicholle
no-salt soluble solid
non teleological
nucleostemin
off-site surveillance
ohmically
Oymyakonskoye Nagor'ye
parravicinis
perichondral tumor
phellos
pillar jib crane with trolley motion
plutonyl(vi) chloride
primary suspension
radial supply line
railway brake hose
receptive fields
repressurizes
retirement method of depreciation
sand myrtle
sea-watching
search light beacon
single column pence
single control bar
SMFT
squanging
srikandi
stellar orbit
summer harbor
Tetraptera
the shocker
the wise
tinnis
total allowable catch
Tusabo
two-wire channel
UGD
ultra-empiricism
under-coloured
Univac code
urea-resion adhesive
V dot
wall complex
watershed
wholesale merchant
whorishness
Wisznice
wrong claim
yashiki