钽钖石, 铁钽钖石

Sadness is part of the human experience, 悲伤是人类必经的感受, but for centuries there has been vast disagreement over exactly what it is and what, if anything, to do about it. 但几个世纪以来,人们既没有判断出它到底是什

发表于:2018-12-08 / 阅读(153) / 评论(0) 分类 TED演讲教育篇

26After the plague the Lord said to Moses and Eleazar son of Aaron, the priest, 2Take a census of the whole Israelite community by families-all those twenty years old or more who are able to serve in the army of Israel. 3So on the plains of Moab by t

发表于:2018-12-30 / 阅读(176) / 评论(0) 分类 民数记

SCOTT SIMON, HOST: A number of countries have felt the effects of an executive order signed by President Trump soon after he entered office. The administration reinstated and expanded a policy that bars international aid groups from getting U.S. fund

发表于:2019-01-16 / 阅读(126) / 评论(0) 分类 2017年NPR美国国家公共电台10月

Kenyan lawmakers are ready to again take up a bill to create a tribunal for trying those suspected of organizing the violence which erupted following the December 2007 elections. A deadline for the bill's approval has passed, meaning suspects' names

发表于:2019-02-03 / 阅读(120) / 评论(0) 分类 VOA标准英语2009年(二月)

By Mike O'Sullivan Palmdale, California 06 September 2006 Engineers in the California desert are testing a new communications platform that blends modern electronics with old technology. Developers say a helium-filled balloon carrying high-tech equi

发表于:2019-02-07 / 阅读(199) / 评论(0) 分类 2006年VOA标准英语(九月)

Topics: Preventing Violence in Schools Post Columbine; American Territories: U.S. Virgin Islands; although versus even though; lite; rate versus rank Words: campus massacre outcast bullied minor to claim clique to retaliate Caribbean inhabitant exoti

发表于:2019-02-23 / 阅读(140) / 评论(0) 分类 美语听力 English Cafe

Because we can't see into the Earth, we have to use other techniques, which mostly involve reading waves as they travel through the interior. 我们无法看到地球的深处,因此不得不使用别的方法,主要包括观察波在地球内部的

发表于:2019-02-25 / 阅读(154) / 评论(0) 分类 万物简史
学英语单词
abrocomids
abruzzis
acoustic homing head
across the tracks
administrative resolution
air speed assembly
Allen, Hervey
ancillary
be in the dirt
belt feed pawl
betula pubescenss
biceped
bioneered
board of underwriters of new-york
bootstrap reservoir
boron-phosphorosilicate glass
buffered input/output
Carnero, Pta.del
ceraniol
commercial labor efficiency
compensation fund reserve account
contra-remonstrance
cooperative effect
countdown procedure
cuspidal tangent
detector shaft
divorcee
Duriansebatang
elastic currency
ensorcelment
entry point (in database)
euryoecious plant
Federal Energy Regulatory Commission
function of finite order
gloup
Harpidae
heywoods
high - pressure physics
home town
horizontal reference
human neurobiology
hypocolasia
ICPP electrolytic dissolver
imbursing
interactive system's performance
Jaciporã
Jew's-trumps
Khotynets
listen to your heart
maheo
message authentication
microspherulitic texture
milneb
mold oscillation
Mukia
N-acetylcystein
nationalist government
neopentyl bromide
Neottianthe gymnadenioides
nonnucleophilic
nunting
ODONTOPHOROIDAE
oronoes
parasphenoidal
parricidism
pipe organ chart
plate freezer
presser beams
private money
profits earned
qualified audit opinion
random-access memory(RAM)
rationalization activity
rauwolfine
re-calculated
reach arounds
redissolve
resveratrols
reverdy
Securities Ordinance
signification starter
single-row radial engine
soldermask
stacking chart
straight shank
subvital(hadorn 1948)
suppressed circuit
surface latent image
synechococcal
the three kingdoms
three-point difference equations
time-derived channels
titanium subsulfide
torture'
tric-trac
twank-a-pank
water roller
webgear
West Azerbaijan
windmill anemometer
yard brown stain
yrun