native rock的用法和樣例：
例句
- The mother rock derived form Archaean and Early Proterozoic metamorphic rock from the north-east part of Ordos Basin.
該區延長(cháng)組母巖主要來(lái)自盆地東北緣的太古代及早元古代變質(zhì)巖。 - Once formed, zircon crystals are so durable that they can persist even if their parent rock is exposed at the surface and destroyed by weathering and erosion.
但是，這些鋯石所蘊含的訊息似乎隱晦不清，部份原因是地質(zhì)學(xué)家無(wú)法確定它們的母巖。
