单词：land erosion
单词：land erosion 相关文章
[00:01.44]In fact, it is you who have the most important [00:04.66]role to play in stopping Yellow River erosion. [00:08.19]Did you know the importance of your 5 yuan? [00:11.40]For a start, it can buy you a tree, [00:13.86]which will help make soil
北师大版高中英语模块4
[00:03.33]Unit 10 Money Lesson 3 Your money [00:09.65]When less is more [00:12.04]What can you do with 5 yuan? [00:14.39]Not a lot, you may think. [00:16.20]Well, if buying a bag of candies [00:18.28]or cookies doesn't appeal to you, [00:20.52]how ab
北师大版高中英语模块4
Columbus Day is a special holiday all across the Americas. Countries in North, Central and South America celebrate the anniversary of Christopher Columbus's arrival in the Americas on October the 12th, 1492. In the United States, the day is called Co
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This is the VOA Special English Agriculture Report. To call something marginal means it is not very good. Farmers have their own way to define marginal land: It is the last to be planted under good conditions, and the first to be avoided under poor c
VOA慢速英语2007年（三）月
AGRICULTURE REPORT - Farming Marginal Lands By Mario Ritter / Broadcast: Mon, 5 Nov 2007 16:00:00 UTC This is the VOA Special English Agriculture Report. An Australian farmer stands on land damaged by lack of rain last year To call land marginal mea
VOA慢速英语2007年（十一）月
AGRICULTURE REPORT - Farming on the Edge: Getting the Most Out of Marginal Lands By Mario Ritter Broadcast: Tuesday, August 02, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report.
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