VOA慢速英语2014.08.28
[audio]http://sound.yywz123.com/tingbbs/voa/voa20140828.mp3[/audio]Hedging fields was how careful farmers marked and protected them. 将农田用篱笆围起来表明了农民如何认真地标记或保护自己的土地. Soon, people began to use the word \"hedging\" to describe steps that could be taken to protect against financial loss._________________________ 很快,人们开始用Hedging这个词来描述为防止经济损失所采取的措施.
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