尿素分解试验

World stocks hit their highest level in seven weeks with the investors buoyed by news that European leaders may be closer to resolving their region's credit crunch. News of a series of acquisitions end by strong earnings posted by US companies. Cater

发表于:2018-12-02 / 阅读(147) / 评论(0) 分类 2011年NPR美国国家公共电台10月

Today we have arrested Ratko Mladic. Extradition prosess is on the way. This is the result of full cooperation of Serbia with The Hague tribunal. We can always believe in our strategy and the work of every one involved in this prosess. Today we close

发表于:2018-12-02 / 阅读(153) / 评论(0) 分类 CNN2011年(五)月

Pet turtles can be unsanitary. But Chinese soft-shelled turtles really up the ante on distasteful behavior. They perform a variation on urinationthrough their mouths. Most land-based vertebrates produce urine to get rid of water-soluble toxic waste,

发表于:2018-12-24 / 阅读(184) / 评论(0) 分类 Scientific American(十)月

I heard a Fly buzz - when I died - The Stillness in the Room Was like the Stillness in the Air - Between the Heaves of Storm - The Eyes around - had wrung them dry - And Breaths were gathering firm For that last Onset - when the King Be witnessed - i

发表于:2019-01-01 / 阅读(283) / 评论(0) 分类 英语散文阅读

Whales Never Die on the Ocean Floor 鲸鱼不会死在海底 Their calls can be haunting. Their size can take your breath away. And their worlds are dark and quiet. Whales! There are many different species of these huge, warm-blooded, air breathing m

发表于:2019-01-12 / 阅读(330) / 评论(0) 分类 2015年VOA慢速英语(十)月

I heard a Fly buzz - when I died - The Stillness in the Room Was like the Stillness in the Air - Between the Heaves of Storm - The Eyes around - had wrung them dry - And Breaths were gathering firm For that last Onset - when the King Be witnessed - i

发表于:2019-01-17 / 阅读(163) / 评论(0) 分类 双语有声阅读

This is a 21-year-old Palestinian woman undergoing hymenoplasty. 这是一个21岁的巴勒斯坦女性,她正在接受处女膜修复手术。 Hymenoplasty is a surgical procedure which restores the virginal state, 处女膜成形术是一项用来恢

发表于:2019-01-18 / 阅读(133) / 评论(0) 分类 TED演讲娱乐篇

Death, it seems, is rather a complicated affair, this is what your body goes during and after. 死亡似乎确实是很复杂的一个过程。我们一起来看看尸体将经历怎样的变化。 1.The last bit of oxygen in your body is used up, an

发表于:2019-02-01 / 阅读(160) / 评论(0) 分类 趣味英语

Science and technology 科学技术 Reptilian micturition 爬行动物的排尿 That's a relief 可算是方便了 Softshell turtles urinate through their mouths 鳖类通过其嘴部小便 WHY did the turtle stick its head in a bucket? 为什么乌龟

发表于:2019-02-03 / 阅读(211) / 评论(0) 分类 经济学人科技系列

A bureaucrat was hiking when he came upon a shepherd tending a large flock. The bureaucrat took a fancy to the sheep and asked the shepherd, If I can guess how many there are, may I have one? The shepherd thought it unlikely the man would guess the e

发表于:2019-02-07 / 阅读(163) / 评论(0) 分类 趣味英语

It has become customary to talk of technology as if it were a special sector of the economy consisting of the manufacture of sophisticated electronic goods, the creation of software, and the provision of services reliant on information and communicat

发表于:2019-02-08 / 阅读(145) / 评论(0) 分类 英语新闻

今天我们要学的词是bureaucracy。 Bureaucracy, 官僚。美国国防部长盖茨上周末公开对军方庞大的官僚体制提出批评。 Gates took aim at what he called a bloated bureaucracy, 他还保证要亲自过问,精简军方的官

发表于:2019-02-08 / 阅读(139) / 评论(0) 分类 英语单词荟萃

Volkswagen has devised a new catalytic converter that could fix the majority of the cars in the US affected by the diesel emissions scandal, as details emerge of its attempts to satisfy regulators. 大众汽车(Volkswagen)设计出一种新的催化转

发表于:2019-02-08 / 阅读(174) / 评论(0) 分类 英语新闻

An Icelandic man who purchased the last-ever McDonald's meal sold before the chain closed down in the country in 2009 was stunned when he found it did not go mouldy. 在2009年麦当劳连锁店在冰岛全部关闭之际,一个冰岛居民买了最后

发表于:2019-02-09 / 阅读(368) / 评论(0) 分类 阅读空间

Conflict resolution marked the career of former Finnish president Martti Ahtisaari who has received this year's Nobel Peace Prize for his efforts to secure peace in various regions of the world. In this report from Washington, Senior Correspondent A

发表于:2019-02-12 / 阅读(146) / 评论(0) 分类 VOA标准英语2008年(十月)

I realize this is not the kind of relationship 我意识到,我们一般不会热衷于 that we usually aspire to have with our food. 与我们的食物建立这样的关系 We want to eat, not be eaten by, our food. 我们吃食物,而不是被食物吃

发表于:2019-02-14 / 阅读(125) / 评论(0) 分类 TED演讲科学篇

在我们的生活中,死亡是我们所有人必定会遇到的事情,无论是家庭成员还是宠物,甚至是你都将有终结之时。事实上,每分钟世界上大约就有100人死亡。但在人死之时到底会发生什么呢?

发表于:2019-02-17 / 阅读(200) / 评论(0) 分类 阅读空间

1. 在并列连词(and, but, for, nor, or, yet )前使用,用来连接句中的各分句。 The principal reason for this is that none of them possesses chlorophyll, andsince they cannot synthesize their own carbohydrates, they obtain their supplie

发表于:2019-02-19 / 阅读(147) / 评论(0) 分类 托福英语

雅思写作语料库:家庭关系不紧密 社会类: It is generally accepted that families are not as close as they used to be. Give some reasons why this change has happened and suggest how families could be brought closer together. Include a

发表于:2019-02-26 / 阅读(181) / 评论(0) 分类 雅思英语

A growing number of the Earths insect population now exists only in collections like these. Nobodys seen those 400 years. A new review of over 70 studies of insect populations suggests that human pressures are causing insect populations to plummet by

发表于:2019-03-11 / 阅读(1653) / 评论(0) 分类 VOA标准英语2019年(二月)
学英语单词
access function
advertisement appeal
airdome control station
alniphyllum peierospermum mats.
andrographis
Anglophile
asterisk with use attribute
attention mobility
austemper
average reducibility
azurin
bandeau
basella alba
Bezantin
bleomycetin
bolt lock protection
both the two
bridge ramp
C. J.
cacciocavallo
code theodolite
coerulein
combined parity
cormicans
crystalle
davisonite (apatite)
dead-doing
easy-to-use
elastic hysteresis
electrolytic corrosion
ellins
end of date
energy dissipated in damping
Eria pulvinata
flavourlessness
flip-flopped
force-feed duck
gemini the twinss
glycocholates
Gotarzes II
Great Train Robbery
Green Goddesses
green trade barrier
griefs
handpiece
hard rubber box
hartners
helical delay wave deflection system
highway traffic nuisance
HXBT
interrupting spring
kamiks
kionochaeta pughii
knuckle-dragger
lest should
lexemic alternation pattern
ligation method
limit method
manage system
manets
MAT (memory access time)
maternal grandchildren
meatpuppet
mini-theories
miotica
monitoring receiver
motormaker
nasorbital
national airspace system
nigle
nontraditional product
Oberfranken, Regierungsbezirk
offensives
opinionated
Pennisetum typhoideum Rich.
photochemical polymerization
phylum Aschelminthes
practice means
put to fire and sword
Rapanea linearis
reested
rio
santa barbara chan.
set theory
set value adjuster
spring (loaded)lubricator
suspensoid cracked fuel
take the edge off
taken with a grain of salt
tatin
Taubenheim
telex computer communication service
torshi
trammellers
trihydroxybenzoates
UHTS
vane-type fuel transfer pump
vernier knob
wasabis
winscale
Younge.