The hotel lobby features polished limestone floors imported from a quarry in Portugal.

飯店大廳鋪設了從葡萄牙採石場進口的拋光石灰岩地板。

Please confirm the limestone shipment will arrive at the construction site by Friday.

請確認這批石灰岩貨物會在星期五前送達工地。

Our tour guide explained that the caves were carved from limestone over millions of years.

我們的導遊解說，這些洞穴是數百萬年來從石灰岩中侵蝕形成的。