ter·rane /təˈren, tɛ-/
岩層
Ter·rane n.
1. Geol. A group of rocks having a common age or origin; -- nearly equivalent to formation, but used somewhat less comprehensively.
Ter·rane, n. Geog.
2. A region or limited area considered with reference to some special feature; as, the terrane of a river, that is, its drainage basin.
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