归化种;驯化种

Topics: Lau v. Nichols; vaudeville; finally versus ultimately; trickle versus drizzle; coincidence Words: to immigrate bilingual education native language school board school district violation to be naturalized variety show magic comedian juggler to

发表于:2018-11-30 / 阅读(172) / 评论(0) 分类 美语听力 English Cafe

Tsunami Sent Species on a Transoceanic Trip 海啸引发的物种跨洋迁移 The massive earthquake that rocked Japan in March 2011 took thousands of lives. It sent tsunami waves more than a hundred feet high towards northern Japan, where they batte

发表于:2018-12-02 / 阅读(159) / 评论(0) 分类 2017年Scientific American(十)月

Five species of shark have been put on a wildlife protection list. The move has been made at the final meeting of the Convention on International Trade in Endangered Species in Bangkok, Thailand. The decision restricts cross-border trade in the ocean

发表于:2018-12-19 / 阅读(134) / 评论(0) 分类 英闻天下

Genetic Analyses Show Endangered Species in Shark Fin Soup More than 73 million sharks are killed every year, mostly for their fins, to make shark fin soup, industry experts and conservationists say. Shark fin soup is a common offering in many Asian

发表于:2019-01-09 / 阅读(131) / 评论(0) 分类 VOA标准英语2012年(八月)

By Bill Rodgers Washington 24 April 2007 U.S. Secretary of State Condoleezza Rice presided over a special naturalization ceremony at the State Department to swear in 50 new American citizens. Four naturalized Americans also were singled out for speci

发表于:2019-01-12 / 阅读(169) / 评论(0) 分类 2007年VOA标准英语(四月)

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(187) / 评论(0) 分类 2006年VOA标准英语(九月)

By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to

发表于:2019-01-13 / 阅读(185) / 评论(0) 分类 2007年VOA标准英语(九月)

By Paul Sisco Washington 16 May 2008 The United States Government, Wednesday [May 14] officially added polar bears to the list of threatened animals under the Endangered Species Act. Bush administration scientists decided the species is at risk of be

发表于:2019-01-13 / 阅读(110) / 评论(0) 分类 VOA标准英语2008年(五月)

Bird Counts Show Species Decreasing Huntley Meadows Park in Fairfax County, Virginia, is home to a wide variety of birds. That's where Ana Arguelles and her husband, Jeff Wneck, who live next to the 588-hectare wetlands, take part in the annual count

发表于:2019-01-13 / 阅读(150) / 评论(0) 分类 VOA标准英语2012年(一月)

New technologies aid in conservation efforts at the National Zoo Susan Logue Koster | Front Royal, Virginia 19 July 2010 The National Zoo opened a cheetah science facility in 2007 at its conservation center in Front Royal, VA. Cheetahs are considered

发表于:2019-01-13 / 阅读(109) / 评论(0) 分类 VOA标准英语2010年(七)月

New Species Might be Human Ancestor Fossils found in a South African cave might belong to a new species of early humans that holds a unique place on the evolutionary road to modern man. On a 2008 mapping expedition in Malapa, South Africa, American p

发表于:2019-01-13 / 阅读(152) / 评论(0) 分类 VOA标准英语2011年(九月)

Species Loss Compromises Earths Vital Systems Scientists have long thought that diverse ecosystems like forests, lakes and streams are especially good at removing pollutants that human activities put into the environment. A new study in the journal N

发表于:2019-01-14 / 阅读(110) / 评论(0) 分类 VOA标准英语2011年(四月)

Sweet Song Gives Away New Bird Species我的歌声你懂得 That, of course, is the sound of the Himalayan forest thrush. And that sound was a clue to field researchers that they might have a new species of bird on their hands. Even though it was in

发表于:2019-01-20 / 阅读(138) / 评论(0) 分类 2017年Scientific American(四)月

Species Split When Mountains Rise生脉隆起导致生物多样化 The tropics are well known for their biodiversity. But another hotspot? Mountains. Like the Hengduan Mountains, in south-central China. 热带地区因为其生物多样性而为大家所

发表于:2019-01-20 / 阅读(144) / 评论(0) 分类 2017年Scientific American(四)月

When we lose reefs, we lose basically the cradles of evolution in the oceans. Wolfgang Kiessling A new study out this week highlights the role that coral reefs play in evolution, adding another reason to preserve these delicate, diverse, and often be

发表于:2019-02-02 / 阅读(159) / 评论(0) 分类 VOA标准英语2010年(一月)

JINAN, May 14 (Xinhua) -- Chinese scientists said Saturday that they have found a new species of giant theropod dinosaur in the eastern province of Shandong. The new species, described as a close relative of Tyrannosaurus rex (T. rex), has been named

发表于:2019-02-05 / 阅读(155) / 评论(0) 分类 英语新闻

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

By Phil Mercer Sydney 20 February 2008 Scientists say they have taken an array of new marine species from the seabed off eastern Antarctica. They are warning, though, that climate change could soon make extinct many of the strange creatures they have

发表于:2019-02-06 / 阅读(156) / 评论(0) 分类 VOA常速英语2008年(二月)

CANBERRA, March 23 (Xinhua) -- Up to 45 native species in Western Australia's Kimberley region will die out within 20 years if no action is taken, latest study showed on Wednesday. The Priority Threat Management to Protect Kimberley Wildlife report,

发表于:2019-02-18 / 阅读(162) / 评论(0) 分类 英语新闻

UK-based scientists are reporting the discovery of more than a hundred new species of marine plants and animals, including thirteen new crustaceans, as part of a deep-sea survey around the British territory of Bermuda in the Atlantic. CRI's Niu Hongl

发表于:2019-02-22 / 阅读(124) / 评论(0) 分类 2018CRI中国国际广播电台
学英语单词
a white night
acoustic amplitude logging
address parity error
air binding
amphimixis theory
ampliation
arc air gauging
Arnold's reticular white substance
Arra R.
articulary
asscunt
avotermin
Ayer-Tobed test
balancer mash,balancer meal
carbocyclic
cerasoides
change gear
choledochoduodenal fistula
chromatosphere
Ciezkowice
civic building
claimed tidal flat
coal water slurry
color converter
complementary fission product
crown curve
cuttloefish
decision integrator
deep affection
disjugate
double linkage brake mechanism
doubly perspective
duracells
embabeh
excess-air
executee
expressman
extracerebral
fire box stay
fish scaling
frostproof
gainly
geometric center
godchild
goll
H-hours
illuminometers
industrial administration
ISonicotan
laser-guided bombs
latent dishonour
limited aftereffect
Loran-C chain
magnetooptics
mail-bags
mesoscale cellular convection (mcc)
monochromatic burner
Needham, John
non-reproducible sample
nonruminating
orthocephalic
osteopathically
OTC deficiency
plane-parallel capacitor
polinices effusus
processus costotransversarius vertebr? cervicalis
pure functional language
qataris
quadricrural
querist
radio diameter
rake ratio
Ranunculus menyuanensis
reel to reel
resource access control facility
reticence
Rothberger's neutral-red agar
s-length
saller
Sary-Bulak
Saussurea petrovii
sight feed oiler
solid-state optoelectronics
solidsphere
Sorbus prattii
spinning solution
Stackelberg equilibrium
sulfite treating
Sφrup
tankless
tectiviruses
territoire
track rollers
U.S.Department of Justice
unhireable
upon one's last legs
vaswani
vesicourethral canal
waterfall calcareous tufa
well-received
works plan
write it down