Japan said Tuesday it had successfully extracted methane hydrate, known as "fire ice", from its seabed, possibly unlocking many years' worth of gas for the resource-starved country.

日本周二宣布，已经成功地从日本海底提取出甲烷水合物，俗称“可燃冰”，此举可能将给这个资源贫乏的国家开启可延续多年的燃气资源宝藏。

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Japan said Tuesday it had successfully extracted methane hydrate, known as "fire ice", from its seabed, possibly unlocking many years' worth of gas for the resource-starved country.

日本称，周二他们已经成功将甲烷水合物从海底提取出来，俗称“可燃冰”，很可能为这个资源短缺的国家提供数年的燃气。

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Gas hydrate is a ice-like crystalline compound, formed by water molecules and natural gas molecules under certain temperature and pressure conditions, also called clathrate hydrate or "fire ice".

天然气水合物是由水分子和天然气分子在一定温度和压力下形成的似冰雪状结晶化合物，又称笼形水合物或“可燃冰”。由于形成天然气水合物的气体主要为甲烷，因而也常被称为甲烷水合物。

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