Last Updated:2025/12/07
Sentence

峡谷を調査していた地質学者たちは、数層の岩石の被膜を発見し、それが何千年にもわたる気候変動を記録していることがわかった。

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Geologists studying the canyon found several layers of rock varnishes that recorded changes in climate over millennia.

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Geologists studying the canyon found several layers of rock varnishes that recorded changes in climate over millennia.

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Related words

rock varnishes

Noun
form-of plural
Japanese Meaning
「rock varnishes」は「rock varnish」の複数形です。岩の表面に自然に形成される、主に酸化鉄や酸化マンガンからなる暗色・光沢のある被膜(自然のコーティング)を指します。
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峡谷を調査していた地質学者たちは、数層の岩石の被膜を発見し、それが何千年にもわたる気候変動を記録していることがわかった。

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