生物分解作用

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(230) / 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(204) / 评论(0) 分类 CNN2011年(五)月

Broadcast: Jan 10 2003 The Pentagon has issued a statement 2) asserting the military is prepared to protect its personnel from possible biological weapons attack. On the surface, the Pentagon's assert

发表于:2018-12-08 / 阅读(178) / 评论(0) 分类 VOA2003(上)-健康之旅

Lesson 59 Toms Demise 汤姆的死 Words: deck n. 一副(纸牌) declaim v. 高谈阔论,慷慨陈词 declaration n. 宣布,宣言 declare vt. 宣布,声明 decline vi./n. 衰退,下降,减退;vt. 婉言谢绝 decompose v. 分解,(使)腐烂 decomposition n. 腐烂,分解 decorat

发表于:2018-12-30 / 阅读(163) / 评论(0) 分类 胡敏托福词汇记单词

Imagine that a partly decomposed body is found lying in the woods. Was the person murdered and how long could he have been dead? To find out, investigators come here, a place known as the Body Farm. This 2-acre compound at the University of Tennessee

发表于:2018-12-30 / 阅读(333) / 评论(0) 分类 国家地理2007年

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(361) / 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(390) / 评论(0) 分类 2015年VOA慢速英语(十)月

By Lisa Schlein Geneva 20 November 2006 U.N. Secretary-General Kofi Annan is urging nations to do more to combat biological weapons, and to create global safeguards to keep them out of terrorist hands. Kofi Annan at a review conference on Biological

发表于:2019-01-12 / 阅读(281) / 评论(0) 分类 2006年VOA标准英语(十一月)

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(222) / 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(199) / 评论(0) 分类 TED演讲娱乐篇

AGRICULTURE REPORT - Biological Controls, Part 1 By Mario Ritter Broadcast: Tuesday, April 13, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biological controls are living

发表于:2019-01-30 / 阅读(207) / 评论(0) 分类 农业与发展

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(229) / 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(196) / 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(426) / 评论(0) 分类 阅读空间

Israel Practices Biological Attack Response The Israeli government has carried out a two-day exercise it says is aimed at boosting preparedness for any terrorist attack aimed at sparking an outbreak of a highly contagious disease. Israeli officials e

发表于:2019-02-12 / 阅读(229) / 评论(0) 分类 VOA标准英语2011年(十二月)

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(193) / 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(282) / 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(214) / 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(230) / 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(1734) / 评论(0) 分类 VOA标准英语2019年(二月)
学英语单词
aeronautic
aluminium bronzes
annand
authorised term
azidos
Baiazeh
barometric ripple
Batch Anneal
beyond sea
brickmason
calorimetre
catalytic gas sensor
compressed air illness
creating a data set
Debs
Dembos
double riveted lap joint
double-riveted seam
drupa
elastodynamic extruder
electrophoresis of sea water
Embelia oblongifolia
eurofile
exore
fore blow
forty-eightmo
Fourth Lateran Council
fuzzy metric space
general lexical knowledge
genus Mayaca
ggpg
globular embryo
guaiac resin
Gymnopteris
helistops
hotel-restaurants
Hsisosuehus
ie (information element)
insolations
interest recovery period
intermediate pressure centrifugal blower
karyotyped
keay
Lahnstein
land a prize
lantern holder
lavaca
laying foundation
life mortgage
lin sen
magnality
mass spectroscopy
mechanizing sugar cane harvesting
mehargs
morlbillous
motor torque constant parameter
mulberry cells
Namisu
National Electrical Manufacturer Association
note-issuing bank
oil scavenger pump
orange marmalade
ostracoid
paddle one's paper
pleurosigma speciosum
pressure acoustic thermometry
quad runner
quindesme
Raymond Terrace
READU
reflecting retinoscope
reloadable control storage
renewal of facility
reprocessors
rigid fibre rod
robbers
scanning electron microscope(SEM)
scarifier plow
school violence
scleroglossan
Scrophularia hypsophila
Seissan
silba excisa
somatic cell nuclear transplantation
spatial clustering
sphagnodyt
strong vibration
successive missile attack
superanoxia
symplast
tank margin plate
Tarsiidae
titanium boride particle reinforcement
unarpeggiated
unfavorable geological condition
untwinned plagioclase
Uschlag
waterproof checker
wilco
wupatki
zoothera dauma toratugumi