纤维素分解作用

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(212) / 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(193) / 评论(0) 分类 CNN2011年(五)月

Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are

发表于:2018-12-27 / 阅读(188) / 评论(0) 分类 英语时差8,16

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(150) / 评论(0) 分类 胡敏托福词汇记单词

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(345) / 评论(0) 分类 英语散文阅读

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo

发表于:2019-01-08 / 阅读(218) / 评论(0) 分类 Scientific American(五)月

Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl

发表于:2019-01-09 / 阅读(202) / 评论(0) 分类 VOA标准英语2011年(四月)

Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou

发表于:2019-01-12 / 阅读(192) / 评论(0) 分类 2014年VOA慢速英语(九)月

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(374) / 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(198) / 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(176) / 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(212) / 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(180) / 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(408) / 评论(0) 分类 阅读空间

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(171) / 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(261) / 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(190) / 评论(0) 分类 托福英语

台湾籍旅美老师今天交给我们的句子是: It's not rocket science: Focus on lean protein, healthy fats and non-processed, unrefined carbohydrates such as vegetables, beans, whole grains and fruit. 这不难懂:多摄取低脂肉类、健

发表于:2019-02-22 / 阅读(186) / 评论(0) 分类 留美老师带你每日说英文

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(218) / 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(1710) / 评论(0) 分类 VOA标准英语2019年(二月)
学英语单词
acetyl thiourea
Agadem
ammonoid
anthodite
arteria cerebelli inferior posterior
arts-infused
asparagus style pack
automatic stroke belt sander
bar absolutes
biased momentum attitude system
Bute Giarti
calamintha gracilis benth.
cathodic potential resistance test of coating
co-writes
compression index of peat
contortionism
detailer
Disk player
Distress Signals
distributed system atchitecture network
dumping plough
EC (error correcting)
erosion modulus isotimic line
ethyl benzoylformate
expression form
finely-honed
fluazifop
grounded counterpoise
haddows
hash-brown
heartfelt thanks
heartlikins
heelproof
helicoid spiral
holoferness
interlarded
interplaza
intra-agency
irruent
jerkwater
jutia
large data base system
libitor
live out of a trunk
Lorabid
luteal regression stage
macro-asperity
menispine
methylacryloyl
microlubricant
movable element
MSE norm
Nematodontae
Nevesisporites
non agricultural population
odorlessly
overdeepening
oxygenize
PC piston ring molding machine
physaliferous
pignolia
pistoning
powiss
President Abraham Lincoln
procedurals
prooxidants
pseudocoels
Qaysān
radiating pain
recurrent fluctuation
relative equilibrium
reserve seed method
results-based
revenue-raisings
rhamnus ussuriensis j.vass
robin's
runway (rwy)
sacral nerves
shotteries
silica sol binder
spectacle lens
spluging
squilgeeing
star trek attack
statistical methods
stemme
sycamine
taper-shank
telemetrical method
tetanized
touch tone data service
toxic pollutant
tribotested
trifunctional siloxane unit
tropon
twill-weave
uranic oxide
valeurs
wedding ring
when radiographed
winter spore
wiseasses