英语听力:自然百科 国家地理:钻石:黑暗的一面—20(在线收听

 The supples then have to be tested for the indicated minerals that often form a long side of diamonds, but that can take up to 3 months.

The reds are what's gone  was gone with the pideral Okay conclusive.
In conclusive results are not what the American diamonds are under wanted.
The time on this current list was running out. And local government officials needed results if they were going to grant an extension and another chance to strike a big. 
With just one year left on this government list mining operation, American prospect a truck fix key desperately need it to strike diamonds, yet already spent more than 14 million dollars,and it's time was running out.
So this still drilling in the pump tracked  they should that 
well, you know, I presume what I've been told to shut it down yet. Like every diamond prospector, he is driven on by the quest for the thrill and huge profits that come with a big strike like a mother load found some 2.000 km away in box 1. But it pauses that's became the world's richest diamond mine.
26,000 tons of all process daily, producing almost two billion dollars of diamonds a year. It's the kind of success stories that motivates prospector to push on through years and make negotiations false leaves and dash dreams. But every once in a while a magneticant normally in the presence of tale-tell minerals will lead to a significant find. In this case, it could have been another worthless whole on the ground or something special.
You have  there? 
Yeah?  might not convinced yet but anyway  go on 
With indications that the kimbly pie may lay on neathan, the the team dug deeper still. 
1,300.of trance for the grance?
they'll have drilled more and be pulled in the cars outer.
Kimbly pipes of volcanic tunnels that bring minerals including diamonds from deep within a silvering preciourized fairness of earth mental.
  原文地址:http://www.tingroom.com/lesson/zrbaike/2013/281853.html