limestone 的英语意思
limestonelimestone /ˈlaɪmstəʊn $ -stoʊn/ noun [uncountable] 
查看全部语言翻译 a type of rock that contains calcium一种含钙的岩石
查看全部语言翻译 a type of rock that contains calcium一种含钙的岩石 查看全部语言翻译 a type of rock that contains calcium一种含钙的岩石