calcium hydroxide
['kælsiəm hai'drɔksaid]
n. [化]氢氧化钙
例句与用法:
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:
简写符号: Ca |