underground是一个雅思常考词汇，这个词的常用解释为n. 地铁a. 地下的； 秘密的ad. 在地下，这个词在很多英文原版小说中怎么应用呢，今天小编就带您了解一下。
在儒勒·凡尔纳的《海底两万里》里，有这样的句子出现：
-- THE MEDITERRANEAN IN FORTY-EIGHT HOURSThe Mediterranean, the blue sea par excellence, "the great sea" of the Hebrews, "the sea" of the Greeks, the "mare nostrum" of the Romans, bordered by orange-trees, aloes, cacti, and sea-pines; embalmed with the perfume of the myrtle, surrounded by rude mountains, saturated with pure and transparent air, but incessantly worked by underground fires; a perfect battlefield in which Neptune and Pluto still dispute the empire of the world!
在戴维·赫伯特·劳伦斯的《恋爱中的女人》里，有这样的句子出现：
-- Then the cart, with two wheels; then the truck, with four; then the donkey-engine, with eight, then the winding-engine, with sixteen, and so on, till it came to the miner, with a thousand wheels, and then the electrician, with three thousand, and the underground manager, with twenty thousand, and the general manager with a hundred thousand little wheels working away to complete his make-up, and then Gerald, with a million wheels and cogs and axles.
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