异花受粉种

AS IT IS 2014-12-29 Conservationists Try to Save Rare Rhino 自然资源保护者试图保护稀有犀牛 Wildlife conservationists in Kenya are trying to save a rare kind of rhinoceros. So many northern white rhinos have been hunted and killed that

发表于:2018-12-16 / 阅读(161) / 评论(0) 分类 2015年VOA慢速英语(一)月

美国帮助拯救西非濒危大猩猩 The U.S. is helping to save an elusive and endangered species of gorilla in West Africa. The Fish and Wildlife Service and the Wildlife Conservation Society have developed a five-year plan to ensure the surviva

发表于:2018-12-19 / 阅读(233) / 评论(0) 分类 VOA双语新闻 2012年3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(180) / 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(182) / 评论(0) 分类 VOA标准英语2012年(八月)

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(232) / 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(251) / 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(162) / 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(204) / 评论(0) 分类 VOA标准英语2012年(一月)

Saving the Cross River Gorilla The U.S. is helping to save an elusive and endangered species of gorilla in West Africa. The Fish and Wildlife Service and the Wildlife Conservation Society have developed a five-year plan to ensure the survival of the

发表于:2019-01-13 / 阅读(209) / 评论(0) 分类 VOA标准英语2012年(三月)

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(162) / 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(204) / 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(165) / 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(194) / 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(193) / 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(199) / 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(225) / 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(214) / 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(204) / 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(210) / 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(169) / 评论(0) 分类 2018CRI中国国际广播电台
学英语单词
acrost
apparatus
articulated tower
avange
aviosulfone
ball making petal machine
boil down to
candlebomb
cantilever truss
cardinal grosbeak
Catalanophiles
cestoda cestoidea
Chinese gallnut
coccopigya punctoradiata
colloidal benzoin butter
cover short position
crisis management team
defrizzes
deice
diclidurus albus
dried out
Einstein photochemical equivalence law
Ely's sign
enicospilus sakaguchii
erect standard
espas
essential commodity
ethyl butyl barbiturate
European pasqueflower
f?ng hsiang lao ni
fan-topped pediment
fauts
fleet landing
genus fulmaruss
gold plates
grape borer
heirless estate
Hughsonville
human genetics
hydrocushion type relief valve
I'll be hanged if I know
in alternate lines
Inari
index sequential data set
inelastic restitution
interdigital electrode
International Year of Mountains
irreligionists
jastreboff
jau gok
jump someone
krister
Krukenberg's vein
lame check
longitudinal pitch
Maksutov catadi optric objective
manometries
mapping science
midbudget
multiple chemical sensitivity syndrome
multiple lipoma
multiple-spot welding machine
mutes
neoconservative
oil canning
one-sided acceptance sampling test
out of repairs
overred
oxide sealing
paints and lacquers protection
phantom load
physical properties
piston wrench
porcillin
Pro-Opiocortin
proving run
Péronville
ratio of rotating speed difference
re-election
repair and berthing barge
retrogressed
Roxburgh
scleremas
Siedleckie, Województwo
silkening
sleep-drunkenness
software experience data
steam expansion ratio
strathtay
straw yarn
streaw
sub-maxim
sub-maximal
supercooled drizzle
systematic socioeconomic factors
TA-077
technical glass
the bottom line
tunnel-back
UCPP
vaea
what a way to go