Last Updated：2025/11/30
Sentence
研究者たちは、数千年前の大気中のガス濃度を調べるために氷床から採取されたコア試料を分析した。
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Researchers analyzed an ice core to study atmospheric gas concentrations from thousands of years ago.
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Researchers analyzed an ice core to study atmospheric gas concentrations from thousands of years ago.
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Related words
ice core
Noun
Japanese Meaning
氷床や氷河から採取されたコアサンプル（氷核）。採取された氷の芯の物性から、その地域の気候記録を再構築するために用いられる。
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