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在美国黄石国家公园,曾经栖息着土生土长的狼群,直到有一天,狩猎者将它们驱逐殆尽。然而到了 1995 年,(由于一个激进的管理项目)狼群开始重新回归,一些有趣的现象出现了:黄石国

发表于:2018-12-09 / 阅读(217) / 评论(0) 分类 TED公开课:生态谜云

新编英语教程第五册unit03_2_beginning_of_the_end_for_antibiot

发表于:2018-12-11 / 阅读(110) / 评论(0) 分类 新编大学英语阅读部分

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. The Patriot Act and the Bioterrorism Preparedness Act were passed in 2001 and 2002. These laws in part cover research on pathogens and toxins thought to

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 Scientific American(五)月

1. Federal agents expect to be at this Detroit-area horse farm for several weeks to search for clues to Jimmy Hoffa's disappearance. The former Teamsters leader vanished in 1975. 2. The general tap pe

发表于:2019-01-08 / 阅读(194) / 评论(0) 分类 美联社新闻一分钟2006

By Amberin Zaman Nicosia 27 January 2006 Turkish Cypriot community leader Mehmet Ali Talat says the European Union can and must play a major role in pushing for a settlement to re-unite the Greek and

发表于:2019-01-13 / 阅读(181) / 评论(0) 分类 2006年VOA标准英语(一月)

By Anjana Pasricha New Delhi 07 January 2007 Bangladeshi Riot Police baton charge as protestors throw bricks during a protest in Dhaka, Bangladesh, 7 Jan 2007 At least 50 people were injured when security forces clashed with protestors in Bangladesh

发表于:2019-01-31 / 阅读(137) / 评论(0) 分类 2007年VOA标准英语(一月)
学英语单词
'aircuts
air-inlet
ALADH
allied equipment
amputation pathological
Aqtfibe
assmouth
back on to
bowed out
caeco-colic fold
chi-iking
Chilula
cisterna magna
civilly
Clark,William
coil coater
comedy duo
computerized data system
concionary
congressional committees
continuous pan boiling
cotabambas
degaussing range buoy
dehydrolanuginolide
diural tail fin
double-stage driving
dynamic environment
dyscromia
Epstein hysteresis tester
evictee
fault-response
Folin-Bell's method
gabianol
group selector rack
gunite coat
Haslam
hersen
hypermyoglobinemia
i-woste
image editing program
inhere
Iratapuru, R.
law clerk
least significant positions
LGO
light house duse
liquid nitriding medium
loopbacks
main cold store
main program address
moderate shock
Molok
moussas
muck around
musculus articularis genus
ninety-percent
Ogaki Kyoritsu Bank,Ltd.
Oicomonas
omoris formula
optimum maturity
Otgon Tenger Uul
overmedicated
packed form
palaeoslope
piesesthesia
policlinic
preorder merge
proportional-integral-derivative action
pull oneself by the bootstraps
radiation concentration guide
regional international law
renal lithiases
restrengthens
return type blanking die
round worm
ruins
SAP BW
SBR
searchlight reflector
self-torment
semisteel casting
shopwindows
snowcross
spray chamber
state-average model
steam flow meter
Still disease
sulfaslmidine
tapping rod
the tropic
toe laster
two-ship element
undependablenesses
unwesternised
vanguardia
washerwoman hand
water-tight tank
wise virgin
woolly adelgids
wude
xanthic acid
zangon