单词：pyrogallic-acid
[网络] 焦性没食子酸；焦棓酸；焦没食子酚
单词：pyrogallic-acid 相关文章
法国24电视台的一篇报道题为:法国请求当地人对游客友好一些. 法国旅游 A report by France24.com says that Francebegs its citizens to lighten up with tourists. The world's most popular city,Paris, is wrestling with its reputat
弗兰肯斯坦.Frankenstein
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
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）
By Steve Herman Pondicherry, India 03 September 2007 India has been celebrating the 60th anniversary of its independence from the British Raj. But the British were not the only colonizers on the subcontinent in the mid-20th century. While the Union J
2007年VOA标准英语（九月）
Dialogue 1 Mark: Hey, Jingjing. You wanna come bungee jumping with me and my friends? We're heading out this afternoon. It's gonna be so much fun! 马克：嘿，京晶。你想加入我和我的朋友们去蹦极吗？我们今天下午出发，肯定
英语PK台