[网络] 硝基咪唑;咪唑类;甲硝唑

《Teenage Life》这首歌,是2006年欧洲歌唱大赛亚军歌曲,歌曲开头的童声超级可爱,宛如天籁。这首歌要表达是:一个过来人对学校老师们老生常谈的、泯灭孩子天性的教学方法及分数挂帅的学

发表于:2018-11-29 / 阅读(159) / 评论(0) 分类 节日英文歌曲精选

这是记忆中最经典最难忘的闹铃音乐:Daz Sampson - Teenager Life 《Teenage Life》这首歌,是2006年欧洲歌唱大赛亚军歌曲,歌曲开头的童声超级可爱,宛如天籁。这首歌要表达是:一个过来人对学校老

发表于:2018-12-13 / 阅读(88) / 评论(0) 分类 英文手机闹钟铃声

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(75) / 评论(0) 分类 探索与发现2012年

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(324) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(318) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏,它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 英语对接游戏

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(88) / 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(76) / 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(76) / 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(95) / 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(70) / 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(66) / 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(66) / 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(99) / 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(61) / 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(70) / 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(75) / 评论(0) 分类 探索与发现2012年

Hi! This is Stever Robbins, host of the Get-it-Done Guys Quick and Dirty Tips to Work Less and Do More. Grammar Girl is working on her book this week and since I do a lot of public speaking, she asked me to talk about how to use similes and metaphors

发表于:2019-01-30 / 阅读(158) / 评论(0) 分类 英语语法 Grammar Girl

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(106) / 评论(0) 分类 健康与经济

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(87) / 评论(0) 分类 听播客学英语
学英语单词
Adonibezek
antiwrap strip
arachidic bronchitis
Bailey's triple catch
benzidine and nitroprusside reagent
blushets
bottle gentians
breadboard model
canvas tank
chain grate boiler with thrower
Chevreuse
chibo
chinese medicinal
conduction loss bolometer
decidual cast
diffuse cranial hyperostosis
dipterocarpus oil
disturbance of apprehension
double pressure suppression system
dry (type) dust collector
electron repeller
Elkamicina
engagement sleeve
epilatory
equivalent eccentric wheel
ethical nature
everything but the kitchen sink
fernier
finitize
fission-product activity
flatb
fulgurates
furiousness
gas-density recorder
genus Vincetoxicum
Greater Sudbury
gross registered tonnage
guignardia ilicis-formosanae
headsheets
hearing examiners
hemony
high-pressure die block
hydroperoxyls
hypernasality
impaves
Ingichka
intarissable
integrated reflecting power
integrated ship instrumentation system
interdined
ipsilaterally
law and regulations
linear macromolecule
longitudinal number
luxer
Maaziz
mass spectrometric detection
mesolithin
momentary speed droop
myrddin
nicho
nuclear winter
nutrient uptake characteristics
olpidiopsis fusiformis
organic acidotrophic lake
oval turning device
papular leprosy
Pielach
pimacun
Pinkstaff
placards
portable sander
potassium copper(ii) acetate
pull someone's teeth
rate of pitch
reekies
refraction arrival
Rezine
rhasophore
rocksolid
Root's blower
runoff yield
scr-
semi-Pelagian
separated completion
side elevation
silberston
sitzkriegs
Steinberg group of a ring
taxin
term for delivery
the underground railroad
thick-stemmed
thread paper
titanium(iii) hydroxide
true slime
value fund
Vincent's periodontal angina
Vitacin
window balance spring
Winterfeld
works council