替喹溴铵

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(251) / 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(160) / 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(167) / 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(236) / 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(214) / 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(164) / 评论(0) 分类 2007年VOA标准英语(一月)
学英语单词
a drip
additivated
albumino reaction
apsotomy
arachnura melanura
Arcahaie
automatic import quota system
batsons
beg for a fool
best approximation
betty about
blinding-off
blowing your buffer
bone cement line
branflake
butyr
chisel shaped bit
coast refraction
Cold Dew wind
contract bridge
counterproliferation
countship
Detarex C
diffusion of solids
distomolar
Eli Porter
endothelially
extra-mural teaching
fastness to decatizing
fir-tree crystal
fireclay pastic refractory
flue gas boiler
forebook
forthshowing
genus stenotuss
harvardsmithsonian
hearts ease
help someone out
hoist down
hoop-skirts
hukous
hungover
hydrachnid
hydrothermal solution
hypsilophodont
impayable
insulating pin
interactive digital image processing
key relationship
king-craft
licence of sea area use
like a broken record
limnophora flavifrons
lope-felix-de-vega-carpio
low-stringency
lower pair mechanism
megaderm
micrites
middle crude oil
miehailin aerosol
multi-factors
neritic
noncholesterol
noncomplementary
petauristids
pickaninnies
Pico-ITX
pigment granule
pinguidinous
pole of first order
power limiter
psychasthenia
quantitative model
rain delay
remote debug monitor
rennet extract
Rhamnus brachypoda
rhetoricals
ride horseback
sanguinarian
scale-built-in thermometer
schardt
Selling Into Strength
Shaikh Yusuf
short laid
state ticket
straining chamber
swash plate air compressor
syntax error recovery
tavris
the knives are out
tragicus
transient touch
trial de novo
turbine wind
typical fault
Ulmus macrocarpa
unicellular plant
whuist
wing spot generator
yift
yuhs