氯化钖(IV) {四氯化钖}

2006年VOA标准英语-Rival Palestinian Factions Open Dialogue to Eas

By Robert Berger Jerusalem 25 May 2006 Palestinian Prime Minister Ismail Haniyeh of Hamas, center, attends a Palestinian National Dialogue Conference in Gaza City Rival Palestinian factions have opened talks aimed at easing tensions, which have esca

发表于:2019-01-13 / 阅读(79) / 评论(0)

2006年VOA标准英语（五月）

2006年VOA标准英语-Palestinian Activists Put Away Guns, Push

By Sonja Pace Jerusalem 25 January 2006 Palestinian family look at a voting list outside a polling station in the West Bank City of Jenin, 25 January 2006 Palestinians are voting for a new parliament

发表于:2019-01-13 / 阅读(75) / 评论(0)

2006年VOA标准英语（一月）

科学美国人60秒 SSS 2016-1-1

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(107) / 评论(0)

2016年Scientific American(一)月

英语听力：自然百科为什么海水是咸的？

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(64) / 评论(0)

自然百科2009年

2006年VOA标准英语-At Least Seven Palestinian Civilians Killed by

By Robert Berger Jerusalem 09 June 2006 At least seven Palestinian civilians have been killed in Israeli shelling in the Gaza Strip. Injured girl is treated by medics at hospital in northern Gaza Strip, Friday Israeli artillery shells slammed into a

发表于:2019-01-31 / 阅读(105) / 评论(0)

2006年VOA标准英语（六月）

英语听书《海底两万里》第170期第12章一切都用电(3)

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。

发表于:2019-02-25 / 阅读(119) / 评论(0)

《海底两万里》中英双语有声读物

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