【生物学】经济昆虫学

Tens of trillions of microbes call our living bodies home. But when we die? The first thing that happens is basically ecosystem collapsewhere you have a tremendous loss of diversity. Nathan Lents, a molecular biologist at John Jay College in New York

发表于:2018-12-02 / 阅读(117) / 评论(0) 分类 2016年Scientific American(十二)月

Broadcast: Mar 21 2003 There are signs of improvement in Argentina after more than a year of economic crisis, but, much will depend on the outcome of the upcoming election. The streets of Buenos Aires

发表于:2019-01-03 / 阅读(134) / 评论(0) 分类 VOA2003(上)-商业论坛

By Michael Bowman Washington 19 May 2008 A Washington-based business group says the U.S. economy remains sluggish, but will likely avoid a major recession. VOA's Michael Bowman reports. The last two U.S. recessions, in the early 1990s and in 2001, sa

发表于:2019-01-13 / 阅读(102) / 评论(0) 分类 VOA标准英语2008年(五月)

Separate reports on U.S. consumer confidence and European economic sentiment added to the volatility in global markets Tuesday. In the U.S., consumer confidence fell to its lowest level in 16 months, while the European Union's index of economic senti

发表于:2019-01-17 / 阅读(73) / 评论(0) 分类 英语新闻

WASHINGTON, Oct. 20 (Xinhua) -- The U.S. central bank saw the country's economic activity continued to rise, but at a modest pace, according to the latest Federal Reserve(联邦储备系统) survey released on Wednesday. The survey(调查), k

发表于:2019-01-21 / 阅读(88) / 评论(0) 分类 英语新闻

As economic crises intensify in Europe, governments are cutting budgets and ordinary people are tightening their belts. Even richer countries, like the Netherlands, are bracing for hard times to come. Amsterdam's residents took full advantage of the

发表于:2019-01-31 / 阅读(108) / 评论(0) 分类 英语新闻

NEW YORK, June 6 (Xinhua) -- U.S. stocks slipped on Monday as investors were concerned about the U.S. economic slowdown and became more cautious in the markets. The market sentiment was still weighed after five straight weekly losses. Investors were

发表于:2019-02-03 / 阅读(56) / 评论(0) 分类 英语新闻

The US economic outlook has become cautiously (谨慎的) optimistic, according to the latest issue of the Federal Reserve's influential Beige Book. Five of the 12 districts surveyed said there were signs of improvement, with five showing signs of st

发表于:2019-02-03 / 阅读(77) / 评论(0) 分类 英语新闻

The U.S. economy continues to expand at a slow pace, according to the latest growth figures provided by the federal government. From Washington, VOA's Michael Bowman reports. The Commerce Department says the U.S. economy expanded at an annual rate o

发表于:2019-02-03 / 阅读(75) / 评论(0) 分类 VOA标准英语2008年(八月)

China, Russia vow further inter-parliamentary, economic cooperation BEIJING, Sept. 6 (Xinhua) -- China and Russia on Thursday vowed to further promote cooperation between their two parliaments and intensify bilateral economic ties. In his talks with

发表于:2019-02-04 / 阅读(98) / 评论(0) 分类 英语新闻

WASHINGTON, Jan. 7 (Xinhua) -- U.S. President Barack Obama announced on Friday that Gene Sperling would take the position of National Economic Council (NEC) Director, the top White House economic adviser. Obama made the announcement(宣告) durin

发表于:2019-02-06 / 阅读(63) / 评论(0) 分类 英语新闻

China's economic transformation great: Luxembourg minister LUXEMBOURG, Nov. 6 (Xinhua) -- Luxembourg Minister of the Economy and Foreign Trade Etienne Schneider said on Tuesday China's economic transformation has been great. The invention and researc

发表于:2019-02-08 / 阅读(115) / 评论(0) 分类 英语新闻

Merkel: Eurozone Often Failed to Keep Economic Promises German Chancellor Angela Merkel says that too often countries in Europe's euro currency bloc have failed to keep their promises for economic reforms, leading to worries that their debts will not

发表于:2019-02-11 / 阅读(84) / 评论(0) 分类 英语新闻

China's economic growth stabilizing, annual growth target attainable BEIJING, Oct. 18 (Xinhua) -- China's economic growth has started to stabilize and shown positive changes, said a statement released after a State Council meeting presided over by Pr

发表于:2019-02-11 / 阅读(77) / 评论(0) 分类 英语新闻

WASHINGTON, Aug. 22 (Xinhua) -- U.S. budget deficit would surpass the 1 trillion-U.S.-dollar mark and fiscal tightening next year would pose significant threat to the overall economy, according to a report released by the U.S. Congressional Budget Of

发表于:2019-02-11 / 阅读(69) / 评论(0) 分类 英语新闻

Russian Prime Minister Vladimir Putin says U.S. economic policies amount to hooliganism.Putin, in his annual address to the Russian parliament, said Wednesday that everything is not so good for our friends in the States. He told the lawmakers to look

发表于:2019-02-13 / 阅读(72) / 评论(0) 分类 英语新闻

WASHINGTON, Sept. 25 (Xinhua) -- Christine Lagarde, Managing Director of the International Monetary Fund (IMF), Sunday met Greece's Finance Minister Evangelos Venizelos in Washington on the sidelines of the annual meetings of the Washington-based IMF

发表于:2019-02-13 / 阅读(68) / 评论(0) 分类 英语新闻

China looks to boost economic integration of East Asia at ASEAN summits BEIJING, Nov. 17 (Xinhua) -- Despite sluggish recovery of the world economy, China is looking to contribute to the regional cooperation and integration of East Asia during upcomi

发表于:2019-02-13 / 阅读(94) / 评论(0) 分类 英语新闻

The 17 eurozone nations are facing a new wave of negative economic indicators, a further signal that Europe's currency bloc is headed toward a recession. The European Commission said Friday that executive and consumer confidence dropped in December t

发表于:2019-02-18 / 阅读(70) / 评论(0) 分类 英语新闻

WASHINGTON, Jan. 12 (Xinhua) -- The U.S. economy ended last year on an encouraging note, as economic activity continued to expand moderately(适度地) from November through December, according to the latest Federal Reserve survey(调查) rel

发表于:2019-02-25 / 阅读(104) / 评论(0) 分类 英语新闻
学英语单词
(a)esculin
albinoes
anti-censorships
area of high nuclear radiation
atom smashing
aultman
Bahrein Island
belt bag
bertrande
Borore
buzzin
chartered accountants
colour buffer
Combretum pilosum
complementary minor
contracts out
control panel light
cremostachys
Demethyldopan
dermalogy
direct germination
direct-axis reluctance
disincentive
entrancements
Ethernet over cable
eurypleuron owasianum
exiguus
floor buffer
forced smile
furfuroin
gas sampling pipe
genus Conyza
Gila River Indian Reservation
goldstein's turbulence diffusion equation
gunbelt
has some thoughts of
hematocytometry
heteroglots
highliner
impulse code
infrafoliar
intercom speakers
interfamily
internal and external hook
isomeric level
klagenfurts
linguiform projection
liquefied gas car
loading team
lodgepoles
longimanus
Longreach
main nectar flow
mems device
miewensu
mother crystal
multi-candidate
multifile
musseques
mycotic enteritis
natural ventilating dry kiln
nest of test sieves
nonlimerent
PIN junction detector
plate aerial
Popol Vuh
position memory
postnominals
procez
prolaz
protection by paints and lacquers
pumping limit
radio set for rebroadcasting
railway tank car
rayleigh scattering light
retest reliability
sample riffler
santri
saw sth up
scandinavian-style
security line
selling dreams
septemviri
Seseli yunnanense
sideline production resources
sky-lines
smoky treat
storm model
subject-verb-object
swing bowl
synezis
tee iron
temperature compensating coil
transformed wave
triflingness
trivializable
Trumpet-Creeper
unadjust
undesirously
use cases
vasya
volodimir