单词：
单词： 相关文章
Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J
(科普英语)Earth and Sky
How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t
知性英语
A shocking incident Dear Editor, I'm writing to tell you about a schocking incident that happened in Beijing Zoo on the afternoon of Feb 23rd. I was visiting the zoo that afternoon when I heard bears roaring terribly. I hurry to the place where the b
高考英语作文高分必备
By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot
VOA常速英语2007年（十一月）
让你的电脑健步如飞 开始察觉到你的台式机或笔记本电脑变的有那么点儿不好用了？只用了几个月，你的PC或MAC就失去了它的锐气，感谢硬盘驱动器中的某块碎片吧，这可能是因为太多程序同
实用英语
SAN FRANCISCO, May 11 (Xinhua) -- Google on Wednesday introduced a series of notebook computers based on its Chrome operating system, stepping up its competition against Microsoft. Google unveiled the Chromebook at its annual developers conference(会议
英语新闻