音标：[kæl'kɒgrәfi] ；

n. 铜版雕刻术

n. The act or art of engraving on copper or brass,
especially of engraving for printing.

【英语语言学习】失信的人数

(SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED WOMAN #1: Fifty-two. UNIDENTIFIED WOMAN #2: Four-hundred-and-fifty-three. UNIDENTIFIED MAN #1: Twenty-five. RACHEL MARTIN, HOST: Time for some number crunching from our data expert, Mona Chalabi of fivet

发表于:2018-12-28 / 阅读(52) / 评论(0)

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天籁音乐:Anna Chalon-Run And Hide

Anna Chalon这首Run and Hide是电影《我曾经爱过》的插曲，讲述了被丈夫抛弃的女子Chlo，与生性沉闷的公公Pierre出于偶尔，一次敞开心扉的谈话。Anna的声音沙哑而慵懒，这首旋律简单迷人的Run An

发表于:2019-01-10 / 阅读(63) / 评论(0)

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VOA标准英语2010年-Graphene Discovery Wins Nobel Prize

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(76) / 评论(0)

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【英语语言学习】妻子比丈夫挣得还多

Time for some number crunching from our data expert, Mona Chalabi, from fivethirtyeight.com. And she has given us this number of the week. AUTOMATED VOICE: Thirty-eight. MARTIN: That is the percentage of American wives who earn more than their husban

发表于:2019-01-24 / 阅读(45) / 评论(0)

英语语言学习

US, Iraqi Forces Prepare Major Attack on Najaf Insurgents

By Laurie Kassman U.S. and Iraqi forces say they are preparing a major assault against insurgents loyal to radical Shi'ite Muslim cleric Moqtada al-Sadr in the holy Shi'ite city of Najaf after a week

发表于:2019-01-26 / 阅读(48) / 评论(0)

VOA2004（下）--新闻盘点

pbs高端访谈:保护个人信息不受黑客攻击

JEFFREY BROWN:And we begin an occasional series about the way we live ever more of our lives online in the digital age, and some of the risks and rewards connected with this evolution. In coming segments, we will discuss the connections and disconnec

发表于:2019-01-27 / 阅读(288) / 评论(0)

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armature testing apparatus