(acidifier 的复数) n.成酸剂
plural of acidifier
n. A simple or compound principle, whose presence is
necessary to produce acidity, as oxygen, chlorine, bromine, iodine,
etc.

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(310) / 评论(0) 分类 (科普英语)Earth and Sky

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(351) / 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(219) / 评论(0) 分类 英语导读1000句

20 The Historical Significance of American Revolution The ways of history are so intricate and the motivations of human actions so complex that it is always hazardous to attempt to represent events covering a number of years, a multiplicity of person

发表于:2019-01-02 / 阅读(510) / 评论(0) 分类 英语范文背诵20篇

Todays episode concerns a what-you-may-have-been-wondering-about topic. That sure was a mouthful, and it illustrates the problem of stacked modifiers, which occurs when you string together too many words to describe a noun at the end of the mouthful.

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 英语语法 Grammar Girl

HEALTH REPORT - October 23, 2002: Folic Acid Reduces Fetal Deaths By Nancy Steinbach This is the VOA Special English Health Report. A new study in Sweden has confirmed another important health effect

发表于:2019-01-04 / 阅读(190) / 评论(0) 分类 健康与环境

Grammar Girl here. Today guest-writer Bonnie Trenga is going to help us take a break from serious grammar and instead delve into the world of comedysome intentional, some not. Groucho Marx said it best: One morning I shot an elephant in my pajamas. H

发表于:2019-01-07 / 阅读(192) / 评论(0) 分类 英语语法 Grammar Girl

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(218) / 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(209) / 评论(0) 分类 2016年VOA慢速英语(二)月

Acid Attacks Continue in Cambodia Despite Harsher Punishments For Som Bunnarith, memories of the day acid violence changed his life forever are as vivid in his mind as the scars on his skin. When it splashed on me, it felt hot. It even burned through

发表于:2019-01-13 / 阅读(187) / 评论(0) 分类 VOA标准英语2012年(九月)

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(169) / 评论(0) 分类 VOA标准英语2012年(八月)

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(218) / 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(261) / 评论(0) 分类 VOA常速英语2007年(十一月)

Grammar Girl here. Today's topic is misplaced modifiers. Of all the writing errors you can make, misplaced modifiers are among the most likely to confuse your readers, but they're also kind of fun because misplaced modifiers can give your sentences s

发表于:2019-01-30 / 阅读(238) / 评论(0) 分类 英语语法 Grammar Girl

英文歌词: You try to multiply your speed by time to get your distance But you dont see the wood for the trees An experiment with existence Is showing up anomalies You see the day dissolve into the morrow And the slow growing of your second skin Adre

发表于:2019-02-03 / 阅读(192) / 评论(0) 分类 音乐咖啡厅

Researchers have developed a method to activate electronic implants in the body and eliminate bacterial infections using a wireless signal。 研究者已经开发了一种运用无线信号激活人体中电子植入物来消除细菌感染的方法。

发表于:2019-02-08 / 阅读(152) / 评论(0) 分类 英语新闻

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(163) / 评论(0) 分类 英语新闻

U.S. military officials say they have identified the four Marines seen on video urinating on the bodies of dead Afghan Taliban fighters. The Naval Criminal Investigative Service, heading the main inquiry into the video, has also reportedly questioned

发表于:2019-02-08 / 阅读(233) / 评论(0) 分类 英语新闻

Leaders of the Greek and Turkish communities of Cyprus are starting a new series of negotiations aimed at re-unifying the divided island. Cypriot President Demetris Christofias and Turkish Cypriot leader Mehmet-Ali Talat have begun a series of three-

发表于:2019-02-11 / 阅读(217) / 评论(0) 分类 VOA标准英语2010年(一月)

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(248) / 评论(0) 分类 新西兰英语
学英语单词
acetylcoenzyme
additional allocations of circulating funds
air operated vice
allogeusia
approximate boundary
astragal plane
basylous element
bloom of algae
bruton's congenital hypogammaglobulinemia
cerebral agenesis
Chrysopidae
Claude's syndrome
clichy-la-garennes
coarse gravel
copersucars
couvercle
curriculum-based
Deal I.
depilatory
diarrhetic
double t-bridge
drug eruption
dynamic path
edema caused by infantile convulsion
equal clearances
event-driven simulation
evoxymetopon poeyi
expansion drive
facilities advisor
femes coverts
ferro-static pressure
formal meeting
Gay, John
gillingite
Haaksbergen
heterophyadic
i-mariet
impeoples
khukri
Koloni
Kāndipāra
latex carrier
letter of authority
love-triangle
machine-tight
mellitus
mendelizing
monofilament
navar-screen system
non-stratified rock
nontelemetric
nucleophilic
obligate saprophyte
octahedrals
oscillating plasma
osteoid dentin
outbreeder
packaged grain storage
past month
Pele's hair
Perperine
Polygonum pacificum
polyhedric parting
polyzoic
protective dribble
pseudoimage
psychotherapist
queen ant
radiator draw-off
realizable savings
reform judaisms
rent-party
replace goods transport
retropod
reverse lever latch
sabloff
Sahelanthropus
schizophrenia
sea frontier zone
self-marketings
shuttle race cap
singular torus
specimen received date/time
sprengel rube
St-Barthélemy-d'Agenais
stationary auxiliary gas turbine
sunscreens
suyo
thanehede
transportation device
treat sb to
trellis coded modulation
two peas in a pod
unbalanced class of procedures
underwater TV camera
unpickings
vessicnon
vinyl-coated sheet
wild grass
wroth
WTO
yokels