椭圆形唱针尖

(woman) You may remember that a few weeks ago we discussed the question of what photography is. Is it art, or is it a method of reproducing images? Do photographs belong in museums or just in our homes? Today I want to talk about a person who tried

发表于:2018-12-05 / 阅读(49) / 评论(0) 分类 托福听力短文

76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its

发表于:2018-12-27 / 阅读(653) / 评论(0) 分类 探索与发现2015年

我们今天学的词是:planet。Planet是行星。不过你听说了吗,太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定

发表于:2018-12-30 / 阅读(57) / 评论(0) 分类 英语每日一词

SCIENCE REPORT - January 2, 2002: New Cold Drug By Nancy Steinbach This is the VOA Special English Science Report. American researchers say they have developed the first drug that can effectively trea

发表于:2019-01-07 / 阅读(60) / 评论(0) 分类 科技之光

46 企鹅的生存危机 DATE=7-13-01 TITLE=ENVIRONMENT REPORT - Penguins Dying BYLINE=Jerilyn Watson (Start at 59

发表于:2019-01-30 / 阅读(159) / 评论(0) 分类 自然探索

我们今天学的词是:planet。Planet是行星。不过你听说了吗,太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定

发表于:2019-02-24 / 阅读(105) / 评论(0) 分类 学个词
学英语单词
absolute counting
accesswork
adonidin
antisnag
anv
Arias-Stell reaction
azureous
bonfire societies
British Export Houses Association
bulbotuber
cartbote
chesterville
classification manual of accounts
Congo (Kinshasa)
Contract-labour
cup-shaped sensory cell
cybology
deadlockings
diagram board
direct beneficial insect
doodlesacks
DPDT (double-pole double-throw)
drapey
echouterograph
effiction
environmental gas chromatograph
flots
fluidics (fluerics)
folliculous
free piston Stirling Engine
full-load excitation
Geisig
geotriid
hammer-man
harmonic content
heat constant
hentriacontane
hidden solonchak
Holthusen
hot-cathode valve
ictogenesis
incastellated
involutive
ironing width
isoperimetric figures
kratochwil
laryngeal scissors
lemur variegatus
lententides
lime slurry
maathais
margo anterior
marsh harrier
Mekerra, Oued
metallicparts
Meusicort
microhyla butleri
monocot crops
netrating
nonstandard default packet size
nubbly
oophoritic cyst
optomyomete
oreography
overmatured
panacean
parent statistical unit
Pasque I.
pastry cream
person of substance
plant output
poblic safety
polymyxin B-methanesulfonic acid
porcelain filtering crucible
porous wear-resistant parts
pumiceous concrete
readily-identifiable
reciprocal quadric
related expression
religious life
role restriction
sample sheet
saving intention
sea eryngiums
semiintoxiation
seraket
serigraphies
sfms
sinking hole erosion
Stradivari 1, Antonio
taut airship
telecomputings
tin bisulfide
toll pass ticket
unexpected error
unidirectional clamp
unpiecing
Varibility
webcrawler
winter jet
zemin
Ziemssen bath