拉塞尔种群捕捞理论

America's population is becoming older and increasingly diverse - made up of people who are different from each other. Nowhere are those differences more apparent than in Houston, Texas. The city has seen an increase in the number of minority communi

发表于:2018-12-07 / 阅读(55) / 评论(0) 分类 2017年VOA慢速英语(七)月

By Steve Herman New Delhi 05 December 2007 Even as India emerges as one of the world's major economies, it is still struggling to achieve widespread literacy among its people, and officials say there is a massive shortage of skilled labor. VOA's Stev

发表于:2019-01-06 / 阅读(91) / 评论(0) 分类 VOA常速英语2007年(十二月)

新英语口语900句 Talking about last year's activities 256. What time did you use to go to work last year? 去年你通常在什么时候上班? 257. I usually left my home at eight o'clock. 我通常8点钟离开家。 258. I used to get up at

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 新英语口语900句

By Claudia Blume Hong Kong 06 June 2008 Communities and marine organizations around the world celebrate World Ocean Day on June 8 to raise awareness about the importance of the seas. Most Asian fishermen are not in a celebratory mood, however. Fish

发表于:2019-01-11 / 阅读(55) / 评论(0) 分类 VOA标准英语2008年(六月)

Despite Paralysis, Hawking's Mind Soars When he turned 70 in 2012, Hawking was honored with a special exhibit at Londons Science Museum. The tribute gave visitors an inside look at the life and work of one of the world's greatest minds. We have some

发表于:2019-01-13 / 阅读(88) / 评论(0) 分类 VOA标准英语2013年(一月)

Rising Crop Prices Linked to Decline in World's Bee Population Terrence Ingram considers himself a naturalist. He said hes best able to commune with the natural world around him at the center of a swarm... of bees. I love beekeeping. Its one of Gods

发表于:2019-01-14 / 阅读(67) / 评论(0) 分类 VOA标准英语2013年(六月)

Pesticides Contribute to Decline in World's Bee Population Terrence Ingram considers himself a naturalist. He said hes best able to commune with the natural world around him at the center of a swarm... of bees. I love beekeeping. Its one of Gods grea

发表于:2019-01-14 / 阅读(68) / 评论(0) 分类 VOA标准英语2013年(六月)

MARY LOUISE KELLY, HOST: Let me take you back to a day in July 2014 when a man named Eric Garner was stopped by two cops on the street in Staten Island. (SOUNDBITE OF ARCHIVED RECORDING) ERIC GARNER: I'm minding my business, officer. I'm minding my b

发表于:2019-01-16 / 阅读(107) / 评论(0) 分类 2017年NPR美国国家公共电台10月

LULU GARCIA-NAVARRO, HOST: A fishing mogul known as the Codfather could be sentenced to prison this week for tax evasion and smuggling. Carlos Rafael built a small empire in New Bedford, Mass., and the confiscation of his boats would deliver a harsh

发表于:2019-01-16 / 阅读(91) / 评论(0) 分类 2017年NPR美国国家公共电台7月

In Tom Wolfe's 'Kingdom,' Speech Is The One Weird Trick play pause stop mute unmute max volume 00:0005:06repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin.

发表于:2019-01-17 / 阅读(92) / 评论(0) 分类 2016年NPR美国国家公共电台8月

Pareto's Principle - The 80-20 Rule How the 80/20 rule can help you be more effective. In 1906, Italian economist Vilfredo Pareto created a mathematical formula to describe the unequal distribution of

发表于:2019-01-21 / 阅读(119) / 评论(0) 分类 实用英语

By Elaine Lu Washington, D.C. 15 May 2006 watch Alaska Salmon report Wild salmon fishing used to be a big part of Alaska's way of life. Today it is part of the state's tourism industry, as its commerc

发表于:2019-01-30 / 阅读(150) / 评论(0) 分类 2006年VOA标准英语(五月)

By Marianne Kearney Kandari, Sulawesi, Indonesia 27 December 2007 The Orang Bajau or sea gypsies of Sulawesi in Indonesia have roamed the seas for generations, using their renowned sea-faring skills and simple implements to make a living. But their t

发表于:2019-01-31 / 阅读(83) / 评论(0) 分类 VOA常速英语2007年(十二月)

McAnespy brothers fear their way of life will not return Jeff Swicord | Port Sulphur, Louisiana 04 May 2010 Louis McAnespy is a third-generation commercial fishermen from Louisiana who fears he will lose his livelihood due to the fishing ban imposed

发表于:2019-01-31 / 阅读(75) / 评论(0) 分类 VOA标准英语2010年(五)月

population studies 人口研究 demography 人口学 demographer 人口学家 population theory 人口理论 Malthusianism 马尔萨斯主义 neo-Malthusianism 新马尔萨斯主义 overpopulation 人口

发表于:2019-02-02 / 阅读(61) / 评论(0) 分类 英文语法词汇

By Catherine Maddux Washington 07 March 2006 watch Africa report While experts worry about a decline in much of the industrialized world's population, sub-Saharan Africa is among the few places where

发表于:2019-02-02 / 阅读(127) / 评论(0) 分类 2006年VOA标准英语(三月)

46-year-old Chen Yihu and his son Chen Siyu go out to sea almost every day, despite the toil and hardship that fishing for a living often entails. They have to travel quite a distance from their home port in order to find a place where the tide is no

发表于:2019-02-14 / 阅读(86) / 评论(0) 分类 2016CRI中国国际广播电台

Tanmen is a small town that sits along the east coast of China's southernmost Hainan Province. With a history of more than 1,000 years, it's a renowned fish market in China, as well as a well-known fishing port. 81-year-old fishermen Su Chengfen has

发表于:2019-02-14 / 阅读(89) / 评论(0) 分类 2016CRI中国国际广播电台

TOKYO, Jan. 24 (Xinhua) -- A Chinese fishing boat was detained by Japanese authorities on Thursday for unauthorized fishing in waters around Nagasaki Prefecture in southwestern Japan, Chinese Consulate General in Fukuoka told Xinhua. The boat, regist

发表于:2019-02-18 / 阅读(106) / 评论(0) 分类 英语新闻

Latest figures show, the number of people in their working-age decreased by over 3 million in 2012, accounting for some 69 percent of China's total population. Ma Jiantang, director of State Statistical Bureau, warns this is a serious issue. It is th

发表于:2019-02-21 / 阅读(65) / 评论(0) 分类 英闻天下
学英语单词
air guitarists
AJA, A.J.A.
alyssa
ammonium ceric nitrate
Anglicity
anxiety state
applanata
axoaxonic
Bekesbourne
bog-roll
brezhnevism
Broad-Church
bromine trifuloride
Bromus remotiflorus
catoblepas
cement column
cephalopholis aurantia
cepstrum analysis
close operation
coaxial mount
coldcocking
concentrated radioactive liquid wastes
condenser start motor
Continental Celtic
craven
denitrifies
e-rail
epinephrin(e) hydrochoride
etheric acid
family sphaerobolaceaes
flood basin
Folin-Macallum's method
free vibration test
gamabufotalin
geostationary earth orbit
hyltons
illuminating gas
industrial X-ray radiographic equipment
inlaid wood
ion-cyclotron
junction amelodental
Kobuleti
lavelled
leadless colour
legendous
lets-out
lever for adjusting
liberalized
load oil
long induction loop
low impact
migratory cyclone
molek
mottu
Mulegé
Munster
naikis
newsweeks
non-destructive detector
non-sense
off-balance sheet financing
overspeed braking electro-magnetic valve
panorama view
paravanes
PDLA
Pervomayskiy
phase sampling pulse
plasma tail of comet
portable equipment
prescripted
primitive ovum
respublika
ribbon work
Richardia brasiliensis
root-canal reamer
seine rivers
self-expansion
shaft-packing leakage
slide-rule general
small-size coal mine
steel shape
sterilization by radiation
stress relaxation time
substantives
subtitles
sunken poop
Sutura sphenofrontalis
swinging root
Swycer
table handling
theory of reflection and cognitive analysis
toggle-lever grip gear
trefa
underground stem
vertical transform
visual quality
vito
voltage dependent resistivity
wave trace
wave-formed mouth
width-diameter ratio
yolk envelope