高效银锌蓄电池

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(184) / 评论(0) 分类 漫画搞定六级词汇(文本+音频)

By Roger Wilkison Greece's two top track and field stars have pulled out of the Athens Olympics after apologizing to their embarrassed nation for a scandal that arose after they missed drug tests next

发表于:2018-12-08 / 阅读(212) / 评论(0) 分类 VOA2004(下)--雅典奥运

The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte

发表于:2018-12-08 / 阅读(183) / 评论(0) 分类 VOA标准英语2010年(七)月

Color song 颜色歌 中英歌词: Red,Yellow,Blue,and Green stand up. Red,Yellow,Blue,and Green turn around,and, Stretch up high above your head. Red,Yellow,Blue,and Green sit down. Pink,Purple,Brown,and Tan stand up. Pink,Purple,Brown,and Tan tur

发表于:2018-12-08 / 阅读(155) / 评论(0) 分类 优美儿童英语歌曲

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.

发表于:2018-12-24 / 阅读(175) / 评论(0) 分类 Scientific American(二)月

歌词如下: Red,Yellow,Blue,and Green stand up. Red,Yellow,Blue,and Green turn around,and, Stretch up high above your head. Red,Yellow,Blue,and Green sit down. Pink,Purple,Brown,and Tan stand up. Pink,Purple,Brown,and Tan turn around,and, Stretch u

发表于:2018-12-31 / 阅读(165) / 评论(0) 分类 英语儿歌274首

By Jeff Swicord Howard County, Maryland 18 May 2006 watch School Drop Out report It is estimated between 15 and 30 percent of high school students in the U.S. will not graduate. And among some minorit

发表于:2019-01-06 / 阅读(253) / 评论(0) 分类 2006年VOA标准英语(五月)

Education Report - High Dropout Rate a Problem for South Africa This is the VOA Special English Education Report. Since the nineteen nineties, education has been required for all South Africans from age seven to fifteen. Last December, the government

发表于:2019-01-12 / 阅读(230) / 评论(0) 分类 2012年VOA慢速英语(三)月

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(180) / 评论(0) 分类 2015年VOA慢速英语(七)月

【俚语】 Apple公司刚刚发布了一系列产品,当然最热门的当属新的iphone 6和iphone 6 plus。年年岁岁花相似,岁岁年年都装X~装X不只需要iphone,还要有英语! 大家点击苹果官网,眼前会映入一则广

发表于:2019-01-17 / 阅读(157) / 评论(0) 分类 英语俚语天天说

This is Scientists American sixty seconds. I am Santy Graver. Got a minute? They are called button cells, coin cells or watch batteries. By any names, this tiny round batteries pose a choking danger to kids. And if a kid succeeds in swallowing a butt

发表于:2019-01-20 / 阅读(177) / 评论(0) 分类 2014年Scientific American(十一)月

歌词如下: Red,Yellow,Blue,and Green stand up. Red,Yellow,Blue,and Green turn around,and, Stretch up high above your head. Red,Yellow,Blue,and Green sit down. Pink,Purple,Brown,and Tan stand up. Pink,Purple,Brown,and Tan turn around,and, Stretch

发表于:2019-01-28 / 阅读(169) / 评论(0) 分类 英语儿歌274首

23 本杰明·海瑞森政府的税务法案 DATE=5-3-2001 TITLE=THE MAKING OF A NATION #139 - BENJAMIN HARRISON BYLINE=FRANK BEARDSLEY Voice one: The making of a nation -- a program in SPECIAL ENGLIS

发表于:2019-01-30 / 阅读(222) / 评论(0) 分类 政治经济

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(177) / 评论(0) 分类 阅读空间

CHICAGO, Sept. 15 (Xinhua) -- Gold futures(黄金期货) on the COMEX (纽约商品交易所) Division of the New York Mercantile Exchange ended moderately lower on Wednesday, as sharp range up move in gold on Tuesday prompted investors to ta

发表于:2019-02-03 / 阅读(188) / 评论(0) 分类 英语新闻

On behalf of all the employees invited tonight, I would like to extend our congratulations to President and Mrs. Johnson for the twenty-fifth wedding anniversary. Twenty-five years seems like such a long time, especially to a man like me who got marr

发表于:2019-02-06 / 阅读(177) / 评论(0) 分类 实用英语

More than three years after Hurricane Katrina caused massive damage in New Orleans, the city has less than half its pre-hurricane population and a crime rate higher than any other city in the nation. But, as VOA's Greg Flakus reports, citizens' grou

发表于:2019-02-07 / 阅读(213) / 评论(0) 分类 VOA标准英语2008年(十二月)

Huawei announced a major breakthrough in its research into Li-ion batteries, unveiling the world's first long-lifespan graphene-assisted Li-ion battery able to withstand high temperatures. 华为近日宣布了其在锂离子电池研究方面的一个

发表于:2019-02-08 / 阅读(202) / 评论(0) 分类 英语新闻

Orewa High School in Auckland expects all year 9 students next year to have their own iPad, netbook or other mobile device like a Smart phone. The school says the most suitable is the iPad which costs between $800 and $1,000. The reason that the scho

发表于:2019-02-25 / 阅读(175) / 评论(0) 分类 新西兰英语

文本: I've been listening in on Cashandra and her girlfriends' conversations, and I don't think she knows anything happened between you two. I also learned she's a dancer. Her lip gloss is from Kiehl's, and she's school chums with Adele. Not the

发表于:2019-03-06 / 阅读(296) / 评论(0) 分类 跟着美剧练发音
学英语单词
1-phenylpropene
a FUPA
Acetyldigitoxoside
adiabatic-change
Adina cordifolia
airborne early warning (aew)
algebraic solution of linear programming
AMCILLIN
apotryptophanase
back-scattering
bareback rider
barrel-head
binary-to-Gray code conversion
blunting mission
BNFL,BNF
calcium silicate brick
calculation based on three-mode operation
Calot's operation
chisel for working in stone
close race
commissioning period
cumulative throughflow
cylinder function
damping-coefficient
darian
dynamic hydroplaning
echelle grating
electron absorption
electronic boresight scanning
endoceratid
Exmouth, Pen.
exotic breed
family Acanthaceae
family dasyuridaes
family resource
flanged sheet
flexure fracture
Freundlich isotherm equation
ganister brick
genus perniss
haemosiderin
hexosephosphatase
history of economics
hydraulic jumbo
inflatile
inhalators
inputs
installation exit routine
international equity investment
iodine stabilizd laser
Iwai-gawa
laser inertial navigation and attack system (linas)
lever assisted end cutting nipper
local cavitation number
luminosity of flame
micro-life
nonmetalliferous ore
norscots
oddcomeshort
open day
oro y plata
Panj
pargetter
penitas
phoning back
phosphatization
photoelectric pickoff
Platyctenea
plumping agent
precanes
preforging
pressure and splashing system lubrication
printed cloth
protein-interaction
Pteracanthus cognatus
range of pitch
recuperations
repone
reststrahlen band
righteously
RP7843
Saxifraga daochengensis
scheduled territory
shear-shorie
short-tailed weasels
sithee
spectro-angular cross section
spinal miosis
strong-hearted
therewith
thermokarst topography
Thiiodomethane
train destination
unaidedly
uncompahgrite
unfiled
wig heads
windwheel
witchity grub
xms
yml