柯林斯詞典limestone /?la?m?st??n/ (limestones) 1. N-MASS Limestone is a whitish-coloured rock which is used for building and for making cement. 石灰?guī)r ...high limestone cliffs. …高聳的石灰?guī)r峭壁。 返回 limestone劍橋詞典a white or light grey rock that is used as a building material and in the making of cement 石灰石；石灰?guī)r 返回 limestone