音标:[metə'lɒɡrəfɪst] ;
金相学家
n. One who writes on the subject of metals.

By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o

发表于:2018-12-01 / 阅读(551) / 评论(0) 分类 VOA2003(下)-发展与科学

[00:00.00]Unit 8 My Toys [00:05.58]1.Listen.Point.Say. [00:19.62]What do you want? [00:23.18]I want the orange ball. [00:27.11]2.Listen.Say.Do the actions. [00:43.45]My toys are in my toy box.I take them out to play. [00:48.89]And when I've finished

发表于:2018-12-13 / 阅读(429) / 评论(0) 分类 新派英语第一册

Most works of art - paintings, sculptures, artistic jewelry - are created for a collector or patrons who visit a gallery. The artist makes something, and someone else buys it and takes it home. Others create large public art - sculptures and statues

发表于:2018-12-16 / 阅读(334) / 评论(0) 分类 VOA标准英语2010年(九)月

[00:04.88]Part 1 WARMING UP [00:22.44]Look at the graph and discuss the following questions. [00:46.29]1 How are people's eating habits changing over the years? [00:59.04]Why do you think this happens? [01:05.10]2 How has agricltural produce changed

发表于:2018-12-18 / 阅读(377) / 评论(0) 分类 高中英语人教版高一

[00:00.00]Car Accidents Declining in Walton Ci [00:04.39]From the graph,we can see that the number of car accidents in Walton City fluctuated during the year of 199 [00:13.45]It increased in the first three months and decreased in the following three

发表于:2018-12-30 / 阅读(313) / 评论(0) 分类 英语六级听力练习集锦

Graph Search的理念在于,以谷歌搜索引擎发掘互联网信息的方式,发掘Facebook网站社交图谱的含义。Graph Search扩展了Facebook的核心使命:不仅帮助用户与已知的他人建立联系,还能成为一款发现工

发表于:2019-01-05 / 阅读(332) / 评论(0) 分类 英语新闻视频

By Roger Hsu Mephis, Tennessee 17 August 2006 watch Museum report The National Ornamental Metal Museum in Memphis is devoted to the conservation and advancement of metalwork. It is a place where metal smiths become synonymous with artists and where

发表于:2019-01-06 / 阅读(432) / 评论(0) 分类 2006年VOA标准英语(八月)

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(368) / 评论(0) 分类 Scientific American(十)月

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Metal Sonic is flying through space and comes to an asteroid field, you need to help him blast his way through without getting hit or its game over. Instructions: Move: Up

发表于:2019-01-08 / 阅读(389) / 评论(0) 分类 Daily Free Games

Staying with the precious metal, and Chinas largest gold company says the country will surpass India to become the top consumer of gold in the world. In the first three quarters of this year, China produced 284 tons of the yellow metal, a nine percen

发表于:2019-01-11 / 阅读(363) / 评论(0) 分类 英语演讲

By Amanda Cassandra New York 29 November 2006 Gold prices have reached record highs this year, fueling new interest in gold as an investment. But the allure extends far beyond its monetary value. Its importance as a natural resource, as a commodity

发表于:2019-01-12 / 阅读(471) / 评论(0) 分类 2006年VOA标准英语(十一月)

By Heda Bayron Hong Kong 19 November 2006 Finance ministers and central bankers from 20 powerful economies meeting in Australia have urged an early resumption of stalled global trade talks and greater cooperation against illegal financing. ---- The

发表于:2019-01-12 / 阅读(318) / 评论(0) 分类 2006年VOA标准英语(十一月)

It started with a simple experiment: take some graphite - the black stuff in the middle of a pencil - and put a piece of tape over it. When the scientists at the University of Manchester did that, they found that they could develop a material that co

发表于:2019-01-14 / 阅读(381) / 评论(0) 分类 VOA标准英语2010年(十)月

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(358) / 评论(0) 分类 VOA标准英语2014年(二月)

英语写作中的常用句型

发表于:2019-01-17 / 阅读(353) / 评论(0) 分类 英语学习方法

第一部分 常用于引言段的句型的2类表达方式 一、议论文常用句型 1. It is a fact that. 2. It is well-known that. 3. There is no doubt that. 4. I think that. 5. Contrary to the popular thought, I prefer. 6. Some people say/belie

发表于:2019-01-17 / 阅读(388) / 评论(0) 分类 实用英语

(一)段首句1. 关于人们有不同的观点。一些人认为There are different opinions among people as to ____ .Some people suggest that ____. 2. 俗话说(常言道),它是我们前辈的经历,但是,即使在今天,它在许多

发表于:2019-02-17 / 阅读(388) / 评论(0) 分类 四六级写作指导

(一)段首句1. 关于人们有不同的观点。一些人认为There are different opinions among people as to ____ .Some people suggest that ____. 2. 俗话说(常言道),它是我们前辈的经历,但是,即使在今天,它在许多场合仍

发表于:2019-02-17 / 阅读(522) / 评论(0) 分类 四六级写作指导

Jobs and Catmull decided that, in order to show off their hardware and software, 乔布斯和卡特穆尔决定,为了展示皮克斯的硬件和软件, Lasseter should produce another short animated film in 1986 for SIGGRAPH, the annual computer

发表于:2019-02-22 / 阅读(354) / 评论(0) 分类 乔布斯传

1. in + 月/ 年 2. between and 3. from to 4. over the period from to 5. in the year between and 6. in the 3 years spanning from 2001 through 2004 7. for the first 3 months 8. for/ during/ over the next / following 6 months 9. for/ during/ over / in

发表于:2019-02-26 / 阅读(334) / 评论(0) 分类 雅思英语
学英语单词
accuracy of breaking through
agricultural pathology
argininosuccinase deficiency
basic level political organizatiion
bear
billbergaia nutans wendl.
billet storage
bristles at
calcine (calcinitre)
cardiac surgeon
catabolite activator protein
cctc
chemization
chinker
Christian IX
clinical obstetrics
close with
constrained operation
consular agreement
criterion for imposing penalty
dandy roll
Darcy's equation
declinist
Destructive Device
disap-pear
diseases of domestic animal
Durcupan
edgar allen poe
electric power pool
electrodialytic
electrohydraulic servo valve
erecta
file packing
function data table
fundamental organic synthesis industry
generalize about
golgi lamella
grid point method
hand-power steering gear
high-frequency circuit
high-school-level
Himmelberg
hoggatts
I don't eat pork
improvization
isothermal adsorption
jatta
Kangra District
kickplates
La Falda
lagocheilus
laser diode (ld)
lateral prostomial horn
Lathyrus komarovii
less-than-ideal
locus nigers
Londinian
magnetic crochets
maritime customs
mean terms
metal thermodynamics
mix ups
molecular diseases
most probable
non silicate series
notheme
Nychalakh
obsubulatus
oleum picis rectificatum
Onyangch'ǒn
ophieleotris aporos
page-turners
pawnbroking
pentode tube
picalillis
plumbers shed
podelkoma
point-to-multipoint delivery
Pommern(Pomerania)
probe housing
process variable signal
quicktrans
rhinecanthus rectangulus
seek a knot in a ring
sercambis
signal (sgl)
social networking service
Star of Africa
stenosis of nostril
sugarcane borer
tank recovery vehicle
tertiary grinding
thread contact height
throat-mane
torsion vibrograph
travel round the world
un-briny
us cup
venae peroneae
wave efficiency
winfirst
word of limitation