谐振能级间距

By Melinda Smith Washington 30 March 2007 Since the mid-20th century the World Health Organization reports there has been an increase in the rate of breast cancer among women in developed countries. For decades, doctors have urged their patients to d

发表于:2018-12-16 / 阅读(126) / 评论(0) 分类 2007年VOA标准英语(三月)

塞内加尔推行生育间隔 或可减少贫困 On a busy day at the Fith Mith Clinic in a suburb of Gudiawaye, just outside of Dakar, MamyDiop had just given birth to her third child, only one year and three months after the previous.She did not k

发表于:2018-12-16 / 阅读(55) / 评论(0) 分类 VOA标准英语2016年(七月)

54 时差对大脑的影响 DATE=6-6-01 TITLE=SCIENCE REPORT- Jet Lag and the Brain BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-04 / 阅读(102) / 评论(0) 分类 科技之光

Searching the Internet can be a totally exhausting experience, as you bounce from one site to another to another, sometimes until you cant remember what you were looking for in the first place. But according to scientists at U.C.L.A., all that virtua

发表于:2019-01-08 / 阅读(60) / 评论(0) 分类 Scientific American(十)月

International Conference Highlights Family Planning in Senegal With the global population reaching 7 billion this year, doctors and health officials are advocating better family planning methods. Senegal, where some 2,000 international delegates gath

发表于:2019-01-13 / 阅读(48) / 评论(0) 分类 VOA标准英语2011年(十二月)

The European Union budget 欧盟预算 The gourmands of Brussels 布鲁塞尔的贪食者 The EU may be spending less, but the cost of running it is rising 欧盟也许会削减开支,但是运营成本在增加 THE European Union is on the verge o

发表于:2019-02-24 / 阅读(56) / 评论(0) 分类 经济学人商业系列
学英语单词
accessway
adaptive ecosystem management
africa-wide
age deviation score
air-proof hose
amping
arnotts
Atakent
belt extractor
bioethicist
boarding out
Bochdalek
byala slatina
choanoflagellate
come to close quarters
compulsory heterosexuality
continental method
customized function
debooster
decentral summary
deferrings
development of the objective
diecisiete de agosto
direct-link
Djamoussa
enormance
feed fraction
flemishes
fluorenic acid
full electrification
give your best
Glossifungites_ ichnofacies
Hankel functions
hanrott
have rats
Hayang
hemoglobin D
Hill Creek
Hāselīso
ignition advance angle control
in the gravy
industrial agriculture
jump-shot
keratinizing basal cell epithelioma
Khūrāb
kick ... around
last cyclic rule
lavendul
leading load
lepisorus suboligolepidus
lewins
LMLM
long-run labor demand
low pressure generator
ltd. alpha plus electronic co.
macula sacculi
manipulus
mid ordinate
Mirzapur Division
mounting tripod
nodular fibrosis of skin
nonallergic rhinitis with eosinophilia syndrome
normal elliptic integral
obsolete equipment
oil-fill plug
openeyedly
phase fluctuation
Pirnmill
point of pile
primary business activity
primary petiole
principal block
Pseudo-chancroid
rediscussed
relative cohomology theory
runcornes
sards
scanning equipment
screwbean
semi-permanent storage
single-head scouring-bleaching machine
social animals
stay hand
straight shank tager tap
structural homogeneity
substituted
supervening impossibility
thermodynamic equilibrium condition
todga
transmit-copy line
tread-mill
triangular-wave oscillator
tunable coherent light source
Tyrode
variable orifice
variable-speed pump
water protecting gate
wellsite geologist
worserererer
wrist-joint connection
zadran