travertine的翻译，读音
英/'trævәtin/
释义：
n. [地]石灰华
n. A white concretionary form of calcium carbonate,
usually hard and semicrystalline. It is deposited from the water of
springs or streams holding lime in solution. Extensive deposits exist
at Tivoli, near Rome.
n. A white concretionary form of calcium carbonate,
usually hard and semicrystalline. It is deposited from the water of
springs or streams holding lime in solution. Extensive deposits exist
at Tivoli, near Rome.