酸性磷酸酯酶

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(318) / 评论(0) 分类 (科普英语)Earth and Sky

HEALTH REPORT — April 10, 2002: Treating Osteoporosis By Nancy Steinbach This is the VOA Special English Health Report. Medical researchers say they may have found a new effective treatment for the

发表于:2018-12-07 / 阅读(130) / 评论(0) 分类 健康与环境

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

发表于:2018-12-24 / 阅读(202) / 评论(0) 分类 Scientific American(四)月

Hungry Lasagna So you made lasagna last night, and it was delicious. You saved the leftovers by wrapping aluminum foil over the top of the pan, and putting it in the fridge. When you get hungry today, you go to look for that lasagna, but it looks lik

发表于:2018-12-31 / 阅读(146) / 评论(0) 分类 英语听力文摘 English Digest

This title is the kind that gets attention, isn't it? I first heard about these two characters a few days ago. My three boys play an on-line game called Minecraft. It's actually quite fabulous. It is an unending arena, where you can discover and crea

发表于:2019-01-01 / 阅读(198) / 评论(0) 分类 英语博客 A cup of English

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(364) / 评论(0) 分类 知性英语

Section 28 Acid Rain 50 years ago, no one talked about acid rain. Then we didn't really know the harm it was causing to the world. Today almost every adult and school child is aware of acid rain and i

发表于:2019-01-02 / 阅读(232) / 评论(0) 分类 英语导读1000句

Can Folic Acid Prevent Childhood Autism? From VOA Learning English, this is the Health Report in Special English. A new study found that women who took folic acid supplements in early pregnancy were less likely to have a child with autism. Folic acid

发表于:2019-01-12 / 阅读(235) / 评论(0) 分类 2013年VOA慢速英语(五)月

AS IT IS 2016-02-13 Work Soothes Pain of Acid Attacks In India A caf in India is hiring women who once stayed in hiding after being attacked with acid. One woman, Dolly Kumari, says she stayed inside for two years after a man threw acid on her. He wa

发表于:2019-01-12 / 阅读(224) / 评论(0) 分类 2016年VOA慢速英语(二)月

Pakistani Acid-Attack Victim Enjoys New Life in Texas After taking the oath of citizenship, Julie Aftab celebrated. I have waited eight-and-a-half years to hear those words, and those words mean so much to me, she said. Ten years ago, when she was 16

发表于:2019-01-13 / 阅读(182) / 评论(0) 分类 VOA标准英语2012年(八月)

The Macondo well operated by BP in the Gulf of Mexico has now been capped with a star adornment that commemorates the 11 people killed when the rig operating on the water surface above the site exploded on April 20. Clean-up efforts continue, though,

发表于:2019-01-14 / 阅读(204) / 评论(0) 分类 VOA标准英语2010年(十一)月

Magnetic Ring Used to Stop Acid Reflux Heartburn is usually linked to gastric acid that reaches the esophagus when a weak muscle does not close as it should after swallowing. When stomach juices back up into the esophagus, the acid can cause a burnin

发表于:2019-01-14 / 阅读(228) / 评论(0) 分类 VOA标准英语2013年(四月)

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(272) / 评论(0) 分类 VOA常速英语2007年(十一月)

[Scene: Central Perk, everyone is there except Joey.] Monica: Alright. Phoebe? Phoebe: Okay, okay. If I were omnipotent for a day, I would want, um, world peace, no more hunger, good things for the rain-forest...And bigger boobs! Ross: Yeah, see.. yo

发表于:2019-02-04 / 阅读(201) / 评论(0) 分类 英语杂谈

The 21st Francophonie Festival is focusing on sharing values and cultural diversity exchanges, of French language but also of multilingualism. Robert Lacomne, Cultural Counselor at the Embassy of France introduces the activities. The main activities

发表于:2019-02-13 / 阅读(177) / 评论(0) 分类 2016CRI中国国际广播电台

I love to eat sweets--candy, cookies, caramel apples--- everything. But I don't like getting cavities. Is there a way to eat lots of sugar without ruining your teeth? D: Interesting question. First, let's assume that you're not going to cut out sweet

发表于:2019-02-16 / 阅读(132) / 评论(0) 分类 英语听力文摘 English Digest

The Cleaning Power of Soft Drinks! 饮料的神奇清洁能力 Lets begin with a cleaning tip: If you have some tarnished or corroded brass that you want to clean, an old brass candlestick for example, you can use Coca-Cola, or any other cola soft dr

发表于:2019-02-24 / 阅读(142) / 评论(0) 分类 英语听力文摘 English Digest

Getting Rid Of Cavities 牙痛是继续忍受还是提前做好防护?爱护牙齿,每天的必修课。 M:Sorry,I'm late.I was brushing my teeth. W:Brushing your teeth?Right before 'A Moment Of Science'? Why? M:I'm trying to get rid of a cavity. W

发表于:2019-02-24 / 阅读(186) / 评论(0) 分类 英语听力文摘 English Digest

On September 18th, all New Zealand bread was going to have folic acid added to it. However, now the government has decided to wait three years. New Zealand and Australia have an agreement about food standards. Australia is going to add folic acid to

发表于:2019-02-25 / 阅读(256) / 评论(0) 分类 新西兰英语

Acid Water Yal: What are you doing outside, Don? It's about to rain. Don: I'm setting out bottles. Y: I can see that. But why? D: For my new business venture. Bottled rainwater! Y: As in living plastic bottles out in the rain and then selling them as

发表于:2019-03-09 / 阅读(383) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
ancestory
Arkhonskaya
bare bus bar
be impressed by
beat someone with his own weapon
blepharoadenoma
bucket steam trap
cartop
catalysis
cebocephalus
chenotaurocholic acid
co-establishment
command net
commodity composition of import&export
commonwealth's-man
consumer good
converged data center
cordoned off
corrosive burn
counterprotest
cross turn
croupous colitis
data processing machines
DCR (digital conversion receiver)
decompression of endolymphatic sac
Deerhorn Gelatin
department of pharynx and larynx
depopulators
deriv
destination document
dump sth in sb's lap
durban (port natal)
ecballium elateriums
edgarbaileyite
electromagnetic tone generator
employee profit sharing
enclosing capsule
error free transmission of data
fateless
flick over
footkiss
generating function of linkage mechanism synthesis
gynura aurantiacas
hemikrithe orientalis
hot-swage
hydraulic efficiency seal
hypertrophia ex vacuo
illegits
in-storest
infectious ectromelia
interpretatio
isovols
keep sb at
Kwaadmechelen
large-scale means of production
latch-keiest
Lekatero
let him down
long half-lift
magnetic storage drum
mazdaks
mid-waters
mineral teeth
much too
negardchepe
northern pike
octane rating
outside lead gauge
phenylephrines
play-actor
Purongo
quarterphase
reconverges
reentrant buffer manager
reflex of external auditory meatus
relumes
sceptically
Schardinger's reaction
screw augurs
shrunk on
side tappet
slide parameter starting
sound level
sponge-tent
srsesds-s
starch phosphorylase
sub-transmission lever
submarine cementation
substitution instance of the statement function
swoop (down) on
take precaution against
tastromine N,N-
Teton
total supply curve
tune in
uniformity diagram
upmodulating
vigintiles
wave stroke
weak body
windrowing attachment for motormower
would've