英日字典: 地層
地層
3 文書を見つけるための辞書。
- bed
- 地層
- (geology) a stratum of rock (especially sedimentary rock); "they found a bed of sandstone"
- 岩(特に堆積岩)の層
- bed, seam
- 層, 地層
- a stratum of ore or coal thick enough to be mined with profit; "he worked in the coal beds"
- 利益で採掘されるのに十分厚い鉱石または石炭の層
- stratum
- 層, 地層
- one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
- 1枚がもう1枚の上部に配置された物質の(例えば生物の組織、細胞の層または堆積岩の層)いくつかの平行な層の1枚
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