学二姐,每日一篇新概念 II册第88课 ,边学边实践-11月16日

来源: 2009-11-16 23:03:14 [博客] [旧帖] [给我悄悄话] 本文已被阅读:





88 Trapped in a mine
Six men have been trapped in a mine for seventeen hours. If they are not brought to the surface soon they may lose their lives. However, rescue operations are proving difficult. If explosives are used, vibrations will cause the roof of the mine to collapse. Rescue workers are therefore drilling a hole on the north side of the mine. They intend to bring the men up in a special capsule. If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours. As it is, they have been drilling for sixteen hours and they still have a long way to go. Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives. Though they are running out of food and drink, the men are cheerful and confident that they will get out soon. They have been told that rescue operations are progressing smoothly. If they knew how difficult it was to drill through the hard rock, they would lose heart.

88. A mine collapsed and six men had been trapped in it for seventeen hours. Time is critical for saving their lives but the rescue procedure is hard. The rescuers are afraid that the roof of the mine will collapse; they are avoided using explosives. The idea is to drill a hole on the north side of the mine and bring the men out in a special capsule. However, there is a hard layer of rock beneath the soil that makes it go very slowly. A microphone has been lowered into the mine and the men are able to keep in touch with their closest relatives and this gives them confidence. If they had known the truth, they probably lose heart.

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