雅思口语Part3主题： Travel旅行

　　雅思口语Part3主题： Travel旅行

　　the last great wilderness on Earth 地球上最后一块荒野

　　Antarctica is considered the last great wilderness on Earth, which means an area with no people and no agriculture because of the difficult living conditions.南极洲被认为是地球上最后一块荒野。荒野是指因为生存条件艰苦而没有人类居住也没有农业文明的地区。

　　research stations 科学家的考察站

　　In Antarctica there are only research stations with scientists and a few tourists.是的，南极洲只有一些科学家的考察站和少量的游客。

　　go ashore 登陆,上岸

　　Many don't go ashore but there's no denying that it disturbs the environment其中一些人并没有登陆，但是这无疑也会给当地环境造成影响。

　　ice cap 冰帽

　　I've been reading that the ice caps – these are the thick layers of ice permanently covering a vast area of land in the Arctic and Antarctic - are melting due to global warming…我最近读到了很多关于冰帽因全球变暖而融化的文章。冰帽就是指永久性的覆盖在北极和南极大陆上的一层厚厚的冰。

　　set foot on 踏足

　　Am I just by setting foot on this extraordinary continent polluting the last great wilderness on Earth?我登上这片神奇的大陆会不会对这片地球上最后的荒野造成污染?

　　leave a footprint 留下自己的足迹

　　All visitors leave a footprint, admits my tour leader. And we all go to the same places, the accessible coastline, which is also where the penguins and seals go to breed.我们的领队承认所有的游客都会留下自己的足迹。我们去的都是相同的地方——人类可以到达的海岸线，这里也是企鹅和海豹繁殖的地方。

　　the benefits outweigh the risks 利大于弊

　　Not everyone is convinced that the benefits outweigh the risks并不是每个人都相信在这里发展旅游利大于弊.

　　vacuum cleaner 真空吸尘器

　　She says that tourists must clean their clothes with a vacuum cleaner before they leave the ship to go on land. But why?她说游客在离开船上岸前必须用真空吸尘器清洁自己的衣服。但是这是为什么呢?

　　introduce no alien species 没有带来任何外来物种

　　We bio secure ourselves hovering our clothes and kit and disinfecting our boots to ensure we introduce no alien species to Antarctica.我们必须对自己的衣物和鞋子进行生物消毒，保证我们没有给南极洲带来任何外来物种。

　　disinfect one's boots 给自己的靴子消毒

　　They tell us that the group of tourists has to disinfect their boots ,which is to avoid the risk of contaminating the region.他们说自己的旅游团需要给自己的靴子消毒。这样可以避免污染这一地区。

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