limestones是什么意思？

limestones

• n. 石灰岩( limestone的名词复数 )；

例句

• Soil: Altitude 260 meters, southeast orientation . Limestone grounds , argilo - limestones alluvial and cryoclastic. 土质: 海拔260米, 东南方向, 石灰质土地,农业石灰质,湖泊型以及核破裂型.
• There are four principal types of limestones. 石灰岩有四种主要类型.
• The isotopic signatures of most ancient limestones indicated the same process. 大多数古代石灰岩的同位素特征说明了同样的过程.

柯林斯高阶英汉双解学习词典释义

• N-MASS
  灰岩；石灰岩
  Limestone is a whitish-coloured rock which is used for building and for making cement.
  例句
  ...high limestone cliffs... 高耸的石灰岩峭壁 The local limestone is very porous. 当地的石灰岩有很多孔隙。