[网络] 佩克莱特数;彼克雷特数;克来数

By George Dwyer Washington 30 May 2007 Ivory-billed woodpecker A North American bird believed to have become extinct in 1944 has apparently re-appeared. The Ivory Billed Woodpecker was rediscovered in February 2004 when it was reportedly spotted twic

发表于:2019-01-11 / 阅读(202) / 评论(0) 分类 2007年VOA标准英语(五月)

By Zulima Palacio Washington, D.C. 20 September 2006 watch New Species report A team of scientists just back from combing the waters off Indonesia has announced the discovery of more than 50 new species of undersea life, including a walking shark an

发表于:2019-01-12 / 阅读(190) / 评论(0) 分类 2006年VOA标准英语(九月)

Spring has just sprung in the Northern Hemisphere, and that means an annual natural spectacular is just a couple of weeks away, deep in the heart of Texas. There are no other natural wonders in the rugged Texas Hill Country. No awe-inspiring canyons,

发表于:2019-01-14 / 阅读(177) / 评论(0) 分类 VOA标准英语2011年(三月)

By Suzanne Presto Bangkok 04 January 2007 Thailand's prime minister, Surayud Chulanont, has warned that additional bomb attacks are possible following the blasts that shook the capital New Year's Eve. VOA's Suzanne Presto reports from Bangkok that p

发表于:2019-02-03 / 阅读(162) / 评论(0) 分类 2007年VOA标准英语(一月)

Researchers working for the World Wildlife Fund have warned that the effects of climate change pose a serious threat to rare species of wildlife discovered within the past year in Southeast Asia, including a fanged frog and a leopard-striped gecko. A

发表于:2019-02-05 / 阅读(160) / 评论(0) 分类 英语杂谈
学英语单词
absolute lethal dose
activity in market
alcoholic hysteria
among class variation
amyl isorhodanide
anomala expansa lanshuensis
Antwerpen
appearings
artificial inoculation
asks for it
asymmetric multivibrator
attainment quotient
back-feed material
barbadoes cotton
bibundles
Biernacki's sign
Cao Ky
capped call warrant
congenital ventricular septal defect
contribution statement
cow month
cranioscopy
deposition nucleus
direct loss
discovenanted
edge-grain
effectively implement
electric steam sterilizer
Epilast
feasibility report
frozen pack
galactopexic
gas-powered
generator drive gear end cap
gonzoes
gravity reiteration
high-density channeled array
hydrodimerization
incidental FM
inductive window
ingirt
inner stripper
Lankesteria culicis
leading edge slat
louisville
lysins
major cross street
making fun
marlineer
mini-me
molecular configurations
monocentric chromosome
normosexual
Nyctiphruretus
oil skin
oligometacarpus
one bath two stage process
ornos
palm garnete
Paraperidide
patman
paving brick clay
personal characteristics
pfcrn
pharynx simplex
potential grading
prevernal
primary sampling system
probe coil
quick-drying
raising term
retrace driven deflection circuit
rollered
Russas
sand test specimen
scheduler message block
Secotil
semly
sideburns
silk vines
single-site network
small-orders
Sotos'syndrome
spewy
spousal individual retirement account
statistical fluctuation
stothele
strength grade of concrete
tantipartite
tap away
to fiddle with
tool sharpening machine
tracheid cells
trackage right operation
treated earth
ungraded pole line
Vamfur
weaving therapy
white pigments
woohs
worserment
zero lift