新概念英語第三冊經典句子第47課

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第47課Through the Earth’s Crust
    1、 Satellites orbiting round theearth have provided scientists with a vast amount ofinformation about conditions in outer space.
    環(huán)繞地球運行的衛(wèi)星,為科學家提供了浩如煙海的外層空間的資料,相比之下,對地球內部的結構則知之甚微。
    2、 Until recently, scientists havebeen unable to devise a drill which would be capable of cutting through hard rock at greatdepths.
    直至今日,科學家尚未能設計出一種能鉆透極深處堅硬巖石之鉆探機。
    3、 Keeping the platform inposition at sea will give rise to furtherproblems.
    固定此平臺于海上不動將會遇到新問題。
    4、 Scientists have been amazed tofind that it can cut through the hardest rock withgreat ease.
    科學家發(fā)現(xiàn)的方法聽起來意想不到的簡單。