n. 亚麻油酸
(linoleic 的复数)

Across all cultures, across all centuries, we've painted our bodies, marked our faces with 1)ochre and ashes, 2)mascara and 3)rouge. Woman1: Psychologically speaking, make up is extremely important. I

发表于:2018-11-28 / 阅读(321) / 评论(0) 分类 疯狂英语2001年

A hundred years ago, there are one and a half billion people on earth. Now, over six billion crowd our fragile planet. But even so, there are still places barely touched by humanity. This series will take you to the last wildernesses and show you the

发表于:2018-12-03 / 阅读(165) / 评论(0) 分类 探索与发现2012年

The penguins stay when all other creatures have fled because each guards a treasurea single egg rested on the top of its feet and kept warm beneath the downy bulge of its stomach. There is no food and no water for them. And they will not see the sun

发表于:2018-12-27 / 阅读(169) / 评论(0) 分类 探索与发现2012年

EXPLORATIONS - October 9, 2002: George Catlin, Part 2 By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the Special English program EXPLORATIONS. Today we pre

发表于:2019-01-02 / 阅读(194) / 评论(0) 分类 Explorations

By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. A new exhibit of paintings is being shown at the Smithsonian A

发表于:2019-01-02 / 阅读(224) / 评论(0) 分类 Explorations

By Paul Sisco Washington, D.C. 27 June 2007 After successful careers in the sportswear business, Doug and Kristine Tompkins set out with a passion to preserve the some of the world's last remaining wild places. Today they are among the largest landho

发表于:2019-01-13 / 阅读(257) / 评论(0) 分类 2007年VOA标准英语(六月)

They are constantly on the move. New-born calves have to be up and running the day they are born. But the vast herds do not travel alone. Wolves. Packs of them, eight to ten strong, shadow the migration. And they are hungry. Its the newly born calves

发表于:2019-01-23 / 阅读(185) / 评论(0) 分类 探索与发现2012年

But they are hungry and eager to reach their mother whos delayed feeding them on this special day. Now she lures them with the promise of milk, the only food the cubs have known since they were born, deaf and blind beneath the snow some two months ag

发表于:2019-01-23 / 阅读(195) / 评论(0) 分类 探索与发现2012年

Day 10. And the mother has let her cubs a mile from the den. Its time to put them to the test. Theyve grown enormously in confidence, but they dont have their mothers sense of urgency. At last it seems that they are ready for their journey. And they

发表于:2019-01-23 / 阅读(171) / 评论(0) 分类 探索与发现2012年

Midsummer on the tundra and the sun does not set. At these altitudes, the suns rays are glancing and not enough of their energy reaches the ground to enable trees to grow. Youll need to travel five hundred miles south from here before that is possibl

发表于:2019-01-23 / 阅读(167) / 评论(0) 分类 探索与发现2012年

As we travel south, so the suns influence grows stronger. And at 50 degrees of latitude, a radical transformation begins. Summers here are long enough for broadleaf trees to replace conifers. Broadleaves are easier to eat and digest, so now animals c

发表于:2019-01-23 / 阅读(189) / 评论(0) 分类 探索与发现2012年

The advance of the seasons brings constant change. As the suns influence diminishes in the north, so the deciduous forests of America begin to shut down, losing their leaves in preparation for the dark, cold months ahead. One season hands over to ano

发表于:2019-01-23 / 阅读(173) / 评论(0) 分类 探索与发现2012年

The character of the forest changes as we descend, becoming ever darker and damper, favoring different kinds of animals and plants. Less than two percent of the sunlight reaches the floor. But even here there is extraordinary variety. In the Great Is

发表于:2019-01-23 / 阅读(159) / 评论(0) 分类 探索与发现2012年

The sun beating down on tropical waters powers the weather systems of the globe. Moisture evaporates from the warming ocean and rises to create great storms. The winds generated out at sea sweep inland across the continents. As they travel across the

发表于:2019-01-23 / 阅读(194) / 评论(0) 分类 探索与发现2012年

Deer are frequent casulties of the harsh winter. And these leopards are not above scavenging from a corpse. African leopards could never survive here. But the Russian cats have thick fur to shied them from the cold. There are only 40 Amur leopards le

发表于:2019-01-23 / 阅读(199) / 评论(0) 分类 探索与发现2012年

Their secret is teamwork. Impala are their favourite prey. They start to hunt and the pack splits up. An aerial viewpoint gives a new insight into their strategy. As the dogs approach their prey, they peel off to take up separate positions around the

发表于:2019-01-23 / 阅读(177) / 评论(0) 分类 探索与发现2012年

The dogs know their prey must come out or drown. Now its a waiting game. The rest of the pack are calling. Theyve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and ev

发表于:2019-01-23 / 阅读(189) / 评论(0) 分类 探索与发现2012年

All across southern Africa, all animals are journeying for the same reason. Buffalo join the great track. Nowhere else on Earth are so many animals on the move for the same urgent purpose. They are all heading for the swamps of the Okavango, a vast i

发表于:2019-01-23 / 阅读(197) / 评论(0) 分类 探索与发现2012年

At the peak of the dry season in the Kalahari, water arrives in the Okavango. It fell as rain a thousand miles away in the highlands of Angola and has taken nearly five months to reach here. The water drives out insects from the parched ground which

发表于:2019-01-23 / 阅读(165) / 评论(0) 分类 探索与发现2012年

NEW YORK, Feb. 23 (Xinhua) -- NBA upstart Jeremy Lin has applied to the U.S. Patent and Trademark Office to trademark the term Linsanity. According to the trademark regulators' website, Lin filed his application on February 13, a move that would give

发表于:2019-02-02 / 阅读(194) / 评论(0) 分类 英语新闻
学英语单词
a-doings
absquatulated with funds
achcha
additive rate
air force-navy
air-borne transmission
all-core molding
alternating method
be within the odds
blastoneuropore
brianna
bushmen
cacocracy
cardiog
cawnpore
co-driver
common cold
cooper city
Cystografin
disculpated
dyspareunia
elixota trichopa
equivalent expression
export wizard
flash crowds
flat-toothed belt
flood stage
fluid state laser
framing plan
Frank-Nothmann's tests
frequency-domain migration
gainzas
gets you
guignardia juglandis sydow ethary
guttural pulse
Heidenhain's pouch
high-hiding colour
Hydraulic Tools
Ilex mamillata
indication error
indo china dollar
jespersens
joint operation of farm business
kanda
Krasnorechenskiy
late-afternoons
leaded-brass
limb base
love-birds
lower in quotation
Lévis, Pte.
marsement
Mary Kathleen
medical model of special education
melt compression
mercury vapour rectifier tube
mixed race
mountains
natural notes
Nghia Trung
normal picture
nozzle sleeve
oaklings
oreographic
paleontology
patenting
pinched resistor
Pitt Street Farmer
premonstrant
pyromotor
quasiconcavity
reddi
replieve
resilient support
rock debris
rotating dipole method
Salmo gairdneri
salt mist test
sam certification key
sambouse
sawdering
section of construction project
skysill
small signal theory
sodium thiosulphate
solar quiet day variation
sondir
step-and-repeat negative machine
straight tip
stream the log
subpapillary
teleatlas
Telipinus
terrestrial facies
throat of tooth
time displacement
transient voltage
updraughts
Weddah
wind moment
wing taper