单词：
单词： 相关文章
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得 10 到 30 积分的奖励 ! Thank you ！
远大前程.Great.Expectations
Mercury tends to show up in strange places, like swordfish and sharks. Now researchers have detected small amounts of mercury in the fog that bathes the California redwoods, near Santa Cruz. The mercury levels they've measured are in parts per trilli
Scientific American(十二)月
Lesson 51 A Lump Of Coal 第51课 一块煤 Let us take a lump of coal in our hand. It is black in colour, and it will dirty our fingers a little, but we must not mind that. Coal is hard; but it breaks into pieces if we strike it with a hammer, and s
英国学生科学读本
By Mona Ghuneim New York 09 October 2007 Sixteen years after the rediscovery of an African burial ground in Lower Manhattan, New York City and federal officials dedicated a memorial on the site, and paid tribute to the thousands of nameless men, wome
2007年VOA常速英语（十月）
TIANJIN, April 4 (Xinhua) -- People in a north China city have been offered a new way to go green -- put the ashes of their loved ones in dissolvable urns and bury them in the soil or in the pond. That is a far cry from the tradition land burial, whi
英语新闻
This time a large set of ancient tombs dating back to the Han Dynasty, in central China's Hunan Province. Archaeologists have so far found 48 brick-chambered tombs and over 10 earthen tombs. They have also dug out more than 150 burial objects, includ
cctv9英语新闻2016年