[化] 铜锌蓄电池

刘毅词汇 5000 lesson 15

发表于:2018-11-27 / 阅读(603) / 评论(0) 分类 刘毅词汇 5000

图片1 metal n. 金属 例句:This metal is harder than that one. 这种金属比那种硬。 metallic adj. 金属(性)的 例句:Fannie' s shovel struck against something metallic when she wasplanting flowers in the garden. 当芬妮在花园里种

发表于:2018-12-04 / 阅读(114) / 评论(0) 分类 漫画搞定六级词汇(文本+音频)

The firm Ennead clad the Utah Natural History Museum in Salt Lake City in copper and zinc, Ennead公司用铜和锌包裹了位于盐湖城的犹他自然历史博物馆, ores that have been mined in the area for 150 years and that also camouflage

发表于:2018-12-05 / 阅读(123) / 评论(0) 分类 TED演讲设计篇

Scientists have found living organisms trapped in crystals that could be 50,000 years old. The organisms were found in a hot, but beautiful cave system in Naica, Mexico. These ancient life forms can be seen only with a microscope. They are dormant, w

发表于:2018-12-07 / 阅读(170) / 评论(0) 分类 2017年VOA慢速英语(二)月

President Obama`s administration says it`s more concerned with what`s in coins than who`s on them. The penny in your pocket might look like copper, but copper actually makes up less than 3 percent of a one-cent coin. And the main metal in nickels ain

发表于:2018-12-24 / 阅读(100) / 评论(0) 分类 CNN2012年(二)月

The penny is costing the government a pretty penny these days. In fact, the US government lost over 50 million dollars last year in penny production. The culprit is the cost of the metal in the penny. However, contrary to common belief, the penny is

发表于:2018-12-28 / 阅读(146) / 评论(0) 分类 轻松英文阅读

歌词如下: Circle to the left, the old brass wagon, Circle to the left, the old brass wagon, You're the one my darling. Circle to the right, the old brass wagon, Circle to the right, the old brass wagon, You're the one my darling.

发表于:2018-12-31 / 阅读(138) / 评论(0) 分类 英语儿歌274首

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(137) / 评论(0) 分类 2006年慢速英语(七)月

On Mondays, the Business Report focuses on technology and that is appropriate because this Monday is the birthday of iPod. The digital music player debuted five years ago today. Here's NPR's Laura Sydell. The singer Madonna has never been one to miss

发表于:2019-01-06 / 阅读(237) / 评论(0) 分类 2006年NPR美国国家公共电台

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(124) / 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(133) / 评论(0) 分类 英语情景对话-健康

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(185) / 评论(0) 分类 英语四级听力-短对话

> 29 大城市对周围农村农作物生长的影响 DATE=5-29-01 TITLE=AGRICULTURE REPORT - Pollution and Crops BYLINE=Jill Moss (Start at 59

发表于:2019-01-30 / 阅读(206) / 评论(0) 分类 自然探索

发表于:2019-02-03 / 阅读(110) / 评论(0) 分类 英文语法词汇

BEIJING, Oct. 12 (Xinhuanet) -- Study found that women who took multivitamins may actually be at risk, media reports on Wednsday. Women who took the dietary supplements vitamin B6, folic acid, magnesium, zinc, copper, iron and multivitamins had a hig

发表于:2019-02-06 / 阅读(130) / 评论(0) 分类 英语新闻

Lesson 37 All About A Penny 第37课 关于便士 When I was a little boy, pennies, and halfpennies, and farthings were made of pure copper. But copper is too soft a metal to stand the rubbing which coins get. So these old pennies soon became so smoo

发表于:2019-02-07 / 阅读(124) / 评论(0) 分类 英国学生科学读本

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(142) / 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(109) / 评论(0) 分类 英语口语

Zinc, which is used to galvanise steel, has emerged as the best-performing metal this year as supply cuts spur a recovery in sentiment. 锌成为今年表现最佳的金属,减产带动市场人气回升。这种金属被用来生产镀锌钢板。

发表于:2019-02-18 / 阅读(120) / 评论(0) 分类 英语新闻

Dubbed 'The Roof of the World, the Qinghai-Tibet Plateau encompasses Qiangtang. Qiangtang is China's largest nature reserve in Tibet. It's located in the northwestern part of the Autonomous Region, covering the foot-hills of the highest points on ear

发表于:2019-03-04 / 阅读(127) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
appressing
autistic disorder (autism)
British Ministry of War Transport
cavia cutleri
chillaxing
chowder
chromatid conversion
circinella mucoroides
commercial and industrial taxes
conoid cervix
contactless instrument
corticogenesis
crossroadss
delayed menstruation
dependent office
diagenetic stage
emergencia
energetic disassembly
enfray
foot-baths
fossil crater
full scale
gas plasma panel
gas producer retort
guarantees
hail impactor
helm port a little
IABSE
impulsive social action
in the usual course of events
isoniazone
It takes two to make a quarrel.
jumping cargo
Karganrud
Kazatkul'
knocky
Kyanefjeldite
lindenmayer
Lithocarpus bacgiangensis
looking up to
macropodians
made to order product
mapped system
mean corpuscular hemoglobin concentration
medicine packaging machine
micromicroampere
mint of exchange
mirror image switch
monosyphilide
Namu
nanocontainer
nonschool education
nosemas
oil prospecting
old identity
Orange Order
orpin
otago region
otunnu
pancreaton
paneled
participant-observation
phosphocarnic acid
photogrammetric survey
polyethylene glycol sebacamide
population sample
protracted meeting
publicized Eurocurrency credits
quadrature mirror filter
recognition space
renzulli
retinalites
reversible-pitch propeller
roll compacting
scrunch-dried
semantic matrix
simplicities
skin friction loss
stiff as a ramrod
stretfords
subdivision of degrees of freedom
superior ganglion
synchronous volley
terminal error
thermodynamic stratification
thorosteenstrupine
trivial subspace
trunk wrapper
tucuxi
tumo(u)r antigen
unit advance of monitor
value investor
Varvasaina
virgin stock
Volosnitsa
winchite
winged missile
writing-off
yevetha
zapruder
zato coding