1889Harper's Mag. July 248 The pots are made of fire⁓clay..mixed in varying proportions of raw and burned clay and pieces of the broken pots called ‘pot shells’, freed from glass and ground fine.
英语词典包含277258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。