音标:['kəʊtrɪm'ɒksəzəʊl] ;
[医]增效磺胺甲基异唑,复方增效磺胺:甲氧苄〔氨嘧〕啶(trimethoprim)与磺胺甲〔基异〕唑(sulfamethoxazole)的混合物
词型变化:名词复数形式 : co-trimoxazoles

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(151) / 评论(0) 分类 探索与发现2012年

Single fellas looking for a girlfriend would prefer a lady who's trim and slim. But according to a survey, although many women would have to survive on salad to keep the shape three-quarters of men would like, nine in ten men expect their perfect par

发表于:2019-01-07 / 阅读(158) / 评论(0) 分类 阅读空间

An ass and an ox,fastened to the same yoke,were draging a waggon.While the ox was pulling with all his might he he broke a horn.The ass swore that he had got no help whatever from his weak companion.Exerting himself in the labour,the ox b

发表于:2019-01-09 / 阅读(249) / 评论(0) 分类 趣味英语

Azaz Residents Pick Up After Aerial Bombings The residents of Azaz clean up and mourn after Wednesday's deadly bombing by Syrian government warplanes. Azaz had been peaceful in recent months, although forces of the rebel Free Syrian Army have had to

发表于:2019-01-13 / 阅读(198) / 评论(0) 分类 VOA标准英语2012年(八月)

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(165) / 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(173) / 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(151) / 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(150) / 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(168) / 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(156) / 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(141) / 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(170) / 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(180) / 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(157) / 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(164) / 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(173) / 评论(0) 分类 探索与发现2012年

我们上次讲了好几个来自海员生活的习惯用语。今天我们还要讲几个来自海员却被一般人采纳的习惯用语。过去,船只前进靠的不是发动机而是风吹船帆。船帆是sail,所以水手跟船帆结下不解

发表于:2019-01-25 / 阅读(264) / 评论(0) 分类 美国习惯用语

今天我们要学的词是trim。 Trim, 动词,有削减的意思。 The local school district plans to trim $2 million from its annual budget, 当地校区计划将年度预算削减两百万美元。监狱开销给美国各州带来沉重的财政

发表于:2019-01-25 / 阅读(150) / 评论(0) 分类 英语每日一词

By Michael Bowman Washington 12 February 2008 Amid record losses, the largest U.S. automaker is offering buyouts to tens of thousands of unionized workers. From Washington, VOA's Michael Bowman reports. Buyouts are a common strategy for companies hop

发表于:2019-02-02 / 阅读(148) / 评论(0) 分类 VOA常速英语2008年(二月)

今天我们要学的词是trim。 Trim, 动词,有削减的意思。 The local school district plans to trim $2 million from its annual budget, 当地校区计划将年度预算削减两百万美元。监狱开销给美国各州带来沉重的财政

发表于:2019-02-05 / 阅读(152) / 评论(0) 分类 英语单词荟萃
学英语单词
administer to
ammonia circulating pump
arnoldi
arteriae stylomastoidea
attractive nuisance
bicircular quartic
black cohosh
boomers
building economics
Caribbean literature
cash-limited
catoptric element
cavity retainer
centenary appraisal
Chaetodipterinae
Chief Justice of the United States
criminal police
crossed-film junction
dhruvs
distils
doomiest
dust-jacket
esbensen
ethylene oxidic ester
excess weight
fabric puller
first pylon
fissidens pellucidus
four charactor code
fresh water fishery
geometric discontinuous group
hutted
hydraulic exploration rig
indicator constant
inward rotator
irene castle
Isometopidae
it's all one to me
Kureika
Law in Context
List of Idioms
low order chraracter
main series
mainshaft bearing roller
maloccluded teeth
mean wetted breadth
metrohm
Mexican hairless
mine sample
monocrystalline germanium
myftius
Nacenyl
nycteribia allotopa allotopa
Out with it
overgeneration
paediatrics
phthisic
placenta epitheliochorialis
plead ignorance
polychromism
pre-grinding paste
prebirth
prelubrication
printing cylinder
progressive schedule
protection helmet
Pīr Khvor, Kharābeh-ye
quick-services
razorbacked hogs
reduction of expenditures
rigging angle clamp
rothera's reaction
routine analysis
rudloffs
runny noses
Sihengwen
simple turbine type mixer
slovak polka
slow-moving depression
sod disease
stage a drama
stand the expense
Staphylococcus epidermidis
steam and water pipe fittings
stenolobus
strata papillare cutis
system of Jacobi equations
tailye
tautophonies
television telephone set
theriogenology
thermalgla
toluenesulfonates
Tyrrell willow
upper layer clouds
vede
virtue theory
vorter pump
water-spirit
work at low pressure
working raft
worry along