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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(158) / 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(55) / 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(61) / 评论(0) 分类 Scientific American(五)月

By Liam Cochrane Kathmandu 02 June 2007 A U.S. government official has called for an end to Maoist violence in Nepal, where the country's former rebels are making a jerky transition from armed insurgents to mainstream politicians. Liam Cochrane has m

发表于:2019-01-31 / 阅读(63) / 评论(0) 分类 2007年VOA标准英语(六月)

By Phuong Tran Dakar, Senegal 13 August 2007 Ousmane Sembene, the Senegalese film director and novelist who died this past June at age 84, is widely known as the father of African cinema. But before he was recognized for films that protested coloniz

发表于:2019-02-05 / 阅读(109) / 评论(0) 分类 2007年VOA标准英语(八月)

Plain White T's献唱《科学怪狗》原声《Pet Sematary》 流行朋克乐队Plain White T's推出的全新单曲《Pet Sematary》被选为泥塑动画片《科学怪狗(Frankenweenie)》原声,这首歌在风格上与影片很搭调,欢乐的

发表于:2019-03-11 / 阅读(146) / 评论(0) 分类 流行英文歌曲
学英语单词
1-hydroxy fenchane
4-Chloro-8-(trifluoromethyl)-quinoline
a walk in the park
acoustical spectrometer
aerobic enzyme
alphamerics
aluminium deoxidation
animated computer education
Ansted
antonies
appendectomy instruments set
araneids
ashbee
automobile engine
bare mass
be as stubborn as a mule
bed nucleus of stria terminalis
blitzblau
brandy-bottle
broad ways
conductance and susceptance measuring bridge
corte madera
cracking in vapour phase
croaked
curved shock
cyber-politics
d-character factor
Daedeoksan
destroyer
distinctive features
division of joint rates
dosser
dwarf willows
eaves gutter
eharmony.com
ekzematous
engrooved
Epodyl
equalizing orifice
equipes
ethnic bias
exhaustlessness
fast breeder reactor
fault depression
fracture initiation test
gehrels
grind out
hemicompatible (buller 1931)
hen clam
hoisteth
homogamies
inverse solution
Johnson,Jack
joves
Kelvin Seamount
lashing ring pad
Lilixia
lower core support barrel
mine laying boat
Monday-morning quarterbacks
multihyphenated
multiple punching
nestler
OCS (optical character system)
oil taxation system
Ophiopogon
overpessimistic
oversupply
paratrechina flavipes
part of my heart
pew-opener
Puisaye, Collines de la
Ramus anterior
recessed tube wall
relative moment
remote call forwarding
represent
runway approach threshold
screen development utility
secondary input port
self-right
set functions
similized
single-sideband transmission
SIRF
storm jibs
straddle carrier lifting lug
sugar-coateds
surveillance visit
taxi-channel lights
Telopea speciosissima
thornless honey locust
three links
time windows
tracking-and-guidance
tractor ability
transmission-level meter
union-made
variable-area nozzle
Victorian Rococo
volplanist
widow/orphan control