limestoneKK [ˋlaɪˏmston] /ˈlaɪˌmstoʊn/名詞1石灰岩、石灰石The cliffs along this coast are made of soft limestone.這段海岸的峭壁是由鬆軟的石灰岩構成的。形容詞1石灰岩的、石灰石的We spent the afternoon exploring a huge limestone cave.我們花了一個下午探索一座巨大的石灰岩洞穴。