单词:artificial rainfall simulation of soil erosion
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Bosnian Nature Reserve Threatened by Hydroelectricity Project 水电项目威胁波斯尼亚自然保护区 WASHINGTON, D.C. A small corner of paradise, called Hutovo Blato, is located in the southern part of Bosnia-Herzegovina. With its abundant veg
[00:00.00]Unit7 Future living [00:05.49]A The children are at Dr Jeckel's lab. [00:12.33]Listen,look and act. [00:16.69]Hi,Dr Jeckel.What's new in your lab? [00:22.26]Hello,Pat.Hello,Koko.There's a radio. [00:29.62]There's a sofa.There are DVDs and D
TURIN, Sept. 27 (Xinhua) -- China's campaign of the World Championship(世界锦标赛) was brought to a premature(早产的) end after they lost to France in straight sets on Monday. China, who have aimed a second-phase slot of the tournamen
BEIJING, Oct. 6 (Xinhua) -- Former champion Maria Kirilenko looked to be at about her peak of her hardcourt game at the prestigious China Open, making it to the quarterfinals after beating Tamira Paszek of Austria in straight sets on Thursday. The 20
1.there is not a great deal of difference between...and... ...和...并没有很大区别 2. the graphs show a threefold increase in the number of ...图表表明...的数字呈现三倍增长 3....decreased year by year while...increased steadily. .