noun🔗Share地下, 表面下Something that is below the layer that is on the surface."Before we could lay the flooring we had to lay a subsurface under it to keep it flat and support it."床を敷く前に、平らに保ち、支えるために、その下に地下構造を敷く必要がありました。geologynaturescienceenvironmentareaChat with AIVocabulary GamePractice Reading
noun🔗Share下部表面A surface which is a submanifold of another surface."The geologists carefully analyzed the subsurface of the rock formation, looking for smaller, distinct layers embedded within its overall structure. "地質学者は、岩石層の全体的な構造内に埋め込まれた、より小さく、明確な層を探して、その下部表面を注意深く分析しました。geologyphysicsgeographyChat with AIVocabulary GamePractice Reading
adjective🔗Share地表下の, 表面下のBelow the surface"variations in subsurface conditions"地表下の状態の変動geologynatureenvironmentChat with AIVocabulary GamePractice Reading