carbonation

[kɑ:bə'neiʃən]

n. 碳酸饱和, 碳酸化作用

例句与用法：

The crude sodium carbonate ash obtained from these plants.

苏打灰从这些植物中获得的粗碳酸钠灰

A smooth, lustrous, variously colored deposit, chiefly calcium carbonate, formed around a grain of sand or other foreign matter in the shells of certain mollusks and valued as a gem.

珍珠在几种软体动物的贝壳中，围绕着一粒沙子或其他外来物质形成的一种光滑、有色泽、具有不同颜色且主要是碳酸钙的沉积物，被珍视为宝石

词形变化：