船舶标志

That evening, after an early dinner, the four Alden children met in Jessie and Violets room. We just have to help Seymour and Rose solve this mystery, Violet was saying as she leaned back against two of the lacy white pillows piled on the bed. All th

发表于:2018-12-06 / 阅读(31) / 评论(0) 分类 67 The Mystery of the Stolen S

Jesse Marcel remains convinced that there was one thing in the debris that could only be extraterrestrial. He described small metal-like I-beams with hieroglyphic symbols. The metal beam like our small miniaturized I-beam, and had these perplexed vio

发表于:2018-12-30 / 阅读(103) / 评论(0) 分类 国家地理2007年

Tunnels in Gemstone Might Be Sign of Life Life has found a way to survive in some of the most extreme conditions in existence. Now, scientists believe they might have found a new habitat for microscopic organisms inside a mineral substance called gar

发表于:2019-01-03 / 阅读(39) / 评论(0) 分类 2018年VOA慢速英语(八)月

AS IT IS 2016-10-09 Scientists Create Realistic Model of Dinosaur 科学家制作逼真的恐龙模型 British scientists have created what they believe is the best three-dimensional model of a dinosaur ever built. They say the model is almost the ex

发表于:2019-01-12 / 阅读(136) / 评论(0) 分类 2016年VOA慢速英语(十)月

Forensic Science: Trials with Errors法医学真的科学吗 We have increasing doubts about this evidence, but we dont feel yet that we have the scientific knowledge and basis to exclude it altogether. 虽然对这一证据的怀疑日渐加深,但我

发表于:2019-01-20 / 阅读(33) / 评论(0) 分类 2017年Scientific American(六)月

What that circulation means to us human is that water is a moving target. We constantly have to seek it out in this endless cycle and intercept it wherever and whenever we can. This quest depend on water has played a defining role in human history. T

发表于:2019-01-22 / 阅读(24) / 评论(0) 分类 自然百科2010年
学英语单词
absorption site
acherons
americanology
aof
Athyridacea
belting down
binary touch-tune system
bohs
Calciorhodochrosite
catalytic fusion reaction
cationotropic rearrangement
cerebral mycotic granuloma
chloropyre
clicketyclack
computer-adied test (cat)
Croman
curvature form
debugging line
dependent fault
destribute
diesel engine driven mixed-flow pump
discord
divergence rate
doctor for infectious diseaseg
drift error compensation
Dzhangala
eat no fish
economic mobilization
enemylike
escribano
euler microtime scale
event date
Ewerby
export restraints
feedbacksystem
flying saw
gall-nuts
gedman
genus Dipsosaurus
great white herons
grunged
guarantee deposit
have connection with
Heyvatn
Hsa Mong Hkam
ill-defined
in violation of criminal law
inanagenesis
inter-varsities
intersectionally
john hopkins perceptual test
kitchen soap
law of velocity distribution
leather leaf
ligustrum acutissimum koehne
Lipogel
los alamos scientific laboratory
loss on bond conversion
lower shrouds
lymphonodi axillares
Madjogo
mercuric nitrate
metal delay lens antenna
morra
multi-dimensional fourier series
multiple circuit winding
musculus pelvicoclavicularis
natural background analysis
navigation planner
nonpoint-source
nontourism
nose drops
ochlocracy
oil-bath type bearing
optical character scanner
oxya chinensis
Palaeotropic
Panthera tigris
polytropic relation
pragmatic analysis
predation risk
purple spot
rated short-time current
rattigan
reflective
returned bill
Roli
Ryukoin Temple kyoto
Salmonella cardiff
sengler
shut one's books
sieve drum drier
spinach plants
Stevia rebaudiana Bertoni
tight two shot
ting
Térékolé
vascular agglutination
wier
winter-killed
wychwoods
yaletown