硫酸锌(-水)

This is scientific Americans 60-Sencond Science. I am Karen Hopkin. This will just take a minute. When you think about silk, you probably think of gossamer fibers woven into lustrous garments or decadently soft bedsheets. But silk is also prized for

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 Scientific American(四)月

Fresh Richer A fresh richer is purchasing coffin in the store for the death.A person asks him:Which one is better?He says:Of course the zinc1)-filled is more durable2),but the wooden is helpful to the health. 新 贵 一个新贵在墓葬

发表于:2019-01-01 / 阅读(78) / 评论(0) 分类 英语沙龙

EDUCATION REPORT - 'Iron Science Teacher' and More at the ExploratoriumBy Nancy Steinbach Broadcast: Thursday, July 27, 2006 This is the VOA Special English Education Report. The Exploratorium is hous

发表于:2019-01-02 / 阅读(92) / 评论(0) 分类 2006年慢速英语(七)月

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(四)月

DEVELOPMENT REPORT – July 22, 2002: Maternal Deaths Study By Jill Moss This is Bill White with the VOA Special English Development Report. Each year, more than five-hundred-thousand women in develop

发表于:2019-01-11 / 阅读(99) / 评论(0) 分类 农业与发展

Eat Nuts to Stay Healthy 吃坚果有助保持健康 From VOA Learning English, this is the Health Lifestyle report. People have long known that nuts are part of a healthy diet. However, scientists in the Netherlands recently found that you do not ne

发表于:2019-01-12 / 阅读(54) / 评论(0) 分类 2015年VOA慢速英语(七)月

Gold, Oil Prices Up as Investors Seek Safe Haven 投资者寻求避险:黄金、石油价格上涨 NEW YORK The up-and-down prices of oil and gold mirror the unsettled world situation, and both reflect the economic squeeze most nations currently face

发表于:2019-01-14 / 阅读(74) / 评论(0) 分类 VOA标准英语2016年(三月)

A: How are you feeling today? B: I have a terrible cold! A: Where do you think you picked that up? B: A lot of people in my gym have it. Maybe I got it from the equipment. A: Have you taken anything for it? B: I think that I am just going to rest and

发表于:2019-01-15 / 阅读(75) / 评论(0) 分类 英语情景对话-健康

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(106) / 评论(0) 分类 TED演讲教育篇

Passage One 26. A. They were possibly caused by man. B. They were mostly caused by volcanoes. C. They were certainly caused by nature. D. We know nothing about their causes. 27. A. Afraid. B. Excited. C. Curious. D. Indifferent. 28. A. Copper and iro

发表于:2019-01-25 / 阅读(135) / 评论(0) 分类 英语四级听力-短对话

神探夏洛克第一季第二集_7 你知道这谁画的么 我认得这颜料 Know the author? I recognise the paint. 像密歇根产的 喷力强劲 It's like Michigan...hard-core propellant. 我猜含锌 I'd say zinc. 那个符号呢 你认识么

发表于:2019-01-28 / 阅读(217) / 评论(0) 分类 神探夏洛克第一季

SCIENCE IN THE NEWS - From A to Zinc: The Story of Vitamins By Nancy Steinbach Broadcast: Tuesday, March 29, 2005 (MUSIC) VOICE ONE: I'm Bob Doughty with Phoebe Zimmermann, and this is the VOA Special

发表于:2019-01-30 / 阅读(103) / 评论(0) 分类 科技之光

What can you eat this fall to keep your skin healthy, soft and smooth while preventing wrinkles from forming? Ask a dermatologist or a nutrition expert. They will tell you that a well-balanced diet containing antioxidants will really help to keep ski

发表于:2019-02-01 / 阅读(123) / 评论(0) 分类 实用英语

Here are some facts about sweet potatoes you probably don't know: 这里有一些关于红薯你可能还不知道的事实: Sweet Potatoes Originated in the Americas 红薯起源于美洲 They're in the family of plants that includes morning glori

发表于:2019-02-02 / 阅读(58) / 评论(0) 分类 阅读空间

Zinc supplements reduce the average cold by about a day and also make symptoms(症状) less severe, according to the latest findings. There's no cure for the common cold, but there's no shortage of ways to treat the symptoms. For a number of year

发表于:2019-02-05 / 阅读(70) / 评论(0) 分类 英语新闻

奥地利 Christmas celebrations start with the feast of St. Nicholas. Saint is accompanied with a devil. He asks small children about their good and bad actions. Toys, sweets and nuts are gifted to good children. Brass instruments are used for playi

发表于:2019-02-13 / 阅读(56) / 评论(0) 分类 英语作文

Metal, heal thyself 金属,自己愈合吧 Materials science: Researchers have devised an ingenious way for the damaged surfaces of metals to repair themselves when they come to harm 材料科学:研究人员构想出了一种新颖独特的方法,

发表于:2019-02-17 / 阅读(93) / 评论(0) 分类 经济学人综合

1. It's freezing/chillyout there! 外面冷死了! 2. It's a bit nippytoday, but I will still run my usual distance。 虽然今天有点冷,但我还是会坚持和往常跑一样远的。 3. There is a real nip in the airtoday。 今天寒气袭人

发表于:2019-02-17 / 阅读(53) / 评论(0) 分类 英语口语

It takes more than shampoo and conditioner to maintain the charm of shiny and manageable hair. See what you should eat to keep those tresses healthy, alluring and strong. 为了维持有光泽且易打理的头发,仅仅用洗发水和护发素是不

发表于:2019-02-17 / 阅读(143) / 评论(0) 分类 阅读空间

发表于:2019-02-18 / 阅读(79) / 评论(0) 分类 考研英语
学英语单词
a booboo
adjournment
algrant
aluminized fuel
anti-vibration design
anticyclonic tornado
any question
arbitrators
automatic rice huller
bigtimer
blundersome
breaking in
bucklandia papulnea r.br.
burry inlet (loughor estuary)
car-alarm
carburated case depth
cellular dendrite
chemopreventative
chronic nonspecific lymphocytosis
Clamiren
constant percentage method
cost plus contract
cucurbin
Daitophor
Dichroa febrifuga
dispersive element
dispute with sb. on sth.
doxephrin
drizzel
end-plates
environmental matrices
field source
final provision
followed either by plowing or disking
gain the ballot
general catalog (gc)
girdle test
goat skin
Graves County
heterozerconid
hinge type flattop chain
Homer, Winslow
homininae
horizontal parity
huffman compression
hydrogen induced cracking
immature conglomerate
import and export tariffs
Indian Ocean coverages
information flow control
international accounting standard committee
iwrc(independent wire rope core) wirerope
keel boat
kyanite schist facies
Laius
leftist
less-able
lifting vehicle
magistratical
mealy-moutheds
Meloxine
metallogenic series
mordecai richlers
multiplate
nailbed
noncentral
nonexclusive binding
northern parulas
nycthemerons
one-port
p.t
pararectal
patriarkha
Pelomyxa
photostimulating
pragment
pro-attitude
propellant fouling
prospective significane
quantity scrapped
Quasi Delict
railway carriage
redefections
reed spring
Remansão
Retzius' parallel striae
sector of breakdown
set a bridle on one's tongue
shiki
sinecodin
solvent finishing
start-up light oil pump
tenderises
test response compaction
threshold ratio
time delay system control
triangular factorization
ultra high frequency
V-projection
warp protector motion
weather man
yellow Sigatoka