海底煤礦 的英文怎麼說
中文拼音 [hǎideméikuàng]
海底煤礦
英文
undersea coal mine-
Instead, they have formed deposits of coal, natural gas and oil, often located far beneath the land surface or the sea-bed.
它們往往在地表或海底以下很深的地方形成了煤、天然氣和石油的礦床。
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