A white siliceous stone found in Italy, formerly used in glass-making.
(see quots.).
A bluish limestone or similar rock, unsuitable for use in building. Obsolete.
(see quot.).
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。