分布反馈染料激光器

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(55) / 评论(0) 分类 VOA常速英语2008年(四月)

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 2016年Scientific American(九)月

中文 英文 缩写 放大 zoom in 放大的随机发射 Amplified Spontaneous Emission ASE 放大自辐射噪声 Amplified Spontaneous Emission Noise ASEN 放电 discharge 放号 number distribution

发表于:2019-01-03 / 阅读(50) / 评论(0) 分类 电信英语

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dyes By Jill Moss Broadcast: Monday, August 15, 2005 I'm Barbara Klein with the VOA Special English Development Report. Dye can bring a little

发表于:2019-01-30 / 阅读(70) / 评论(0) 分类 农业与发展

BEIJING, Feb. 5 (Xinhua) -- China on Tuesday unveiled reform guidelines on income distribution amid growing public concerns over a widening wealth gap. The guidelines encourage further work to improve the initial distribution system and stepped-up ef

发表于:2019-02-03 / 阅读(62) / 评论(0) 分类 英语新闻

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(60) / 评论(0) 分类 英闻天下
学英语单词
4-bromotoluene
a Dutch feast
all hell let loose
antiradical
baly
behavior setting
big babies
chain-gang
chorioblastomas
Chrobacze
circuit identify
circular sweep generation
Clinovir
coccophagoides kuwanae
cold open
cone rock bit
coolant supply system
cruise around
cui bono?
deep fording
departmental expenses budget
diepoxybutane
direct budgetary investment
discounted benefit
dslr
dummy ring
duranty
Eldridge
envelope glissette
Euro Swiss franc
evanesce
external force drift
furnishingss
fuzz ball
Gamtoos R.
German bit
greasegrass
group advertising
grutch
high-tension arc
homology ring
hyper keratomycosis
indexed sequential access method (isam)
interlocking directorate
Khuspas
kinetoplasts
land leasing
lateral posterior superior nasal branches
liquid waste concentration
logical punctuation
lymphonodi cevicales profundi caudales
matrix parameter
minimum probability of error
mirror reversed negative
Morgan le Fay
mudirates
multi-column
myna
nasal length
nihard
normotriglyceridaemia
not be able to see a wink
overornaments
Paltite
paracusia loic
peak distortion measure
Phenoxybutylpenicillin
piony
pollution instrumentation
pre-alpine
protoarchaeology
pseudo-annual ring
public finance
pyogen
radio wind sounding
research fellowship
retaunt
rich mortar
rove
sacculations
saturating inverter logic
scantling draught
servo operated circuit
shootlike
snap ga(u)ge
spar buoys
surge impedance of a line
tada
thoruranin
Time stretch analog-to-digital converter
trambles
tunneys
underscrubbing
viewfinder hood
vitiosa
wall cavity
wet bars
whale quenching oil
Xanthium canadense
yeastiness
yella