arctic tundra
气候严寒
常用释义
英式发音
美式发音
基本释义
- 北极苔原：位于北极圈内的寒冷地区，气候严寒，土地大部分被冻土覆盖，植被稀疏，主要由苔藓、地衣和低矮的灌木组成。
例句
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1·The Sami has long used the tents as portable shelters—their wide bases and forked poles enable them to withstand the winds on the Arctic tundra.长期以来，萨米族人一直把这些帐篷用作便携式避难所——宽大的底部和叉状的支杆使它们能够承受住北极冻原上的大风。
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2·The arctic tundra is at the top of the world around the North Pole.北极冻原是指北极点周边的地区，是世界最高的地方。
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3·Oil, for example, even when buried under hundreds of feet of environmentally protected Arctic tundra.在环境尚未破坏的极地苔原，他们嗅到了埋藏地下几百英尺深处传来的石油芬芳；
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4·Brilliant day for a hike on the arctic tundra, surprisingly alive with flora, as well as reindeer and arctic fox.在北极苔原上徒步旅行了明朗的一天，那里洋溢着令人惊讶的植物群以及驯鹿和北极狐狸。
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5·The climate gradually takes changes from subtropics, temperate zone, cool temperature zone and arctic tundra.气侯从亚热带、温带、寒温带到亚苔原带逐渐变化。
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6·Farthest travelled is the red knot, which breeds on the high Arctic tundra and winters as far away as South Island, New Zealand.红鹬是能飞得最远的一种鸟。冬天，它在高北极苔原产卵，然后飞往新西兰南岛。
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7·Only small villages are thinly scattered in this remote and inhospitable region of Arctic tundra bordering the Beaufort Sea.这里与波弗特海接壤，偏远荒凉的地带稀疏地散落着几座小村庄。
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8·The Phoenix's 90-day mission is to analyze the soils and permafrost of Mars' arctic tundra for signs of past or present life.凤凰号90天的任务就是分析火星北极冻土的土壤和永久冻土带，看他们在过去和现在是否有生命存在的信号。
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9·Sami have long used the tents as portable shelters—their wide bases and forked poles enable them to withstand winds of up to 50 miles an hour on the Arctic tundra.长期以来，萨米族人一直把这些帐篷用作便携式避难所——宽大的底部和叉状的支杆使它们能够承受住北极冻原上每小时多达50英里的大风。
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10·Global warming heats up the Arctic twice as fast as the rest of the world, meaning Alaska's tundra stands to vanish if temperatures continue to rise.全球变暖使得北极升温的速度是世界其他地区的两倍，这意味着如果气温继续上升，阿拉斯加苔原将消失。