A letter stamped or engraved on gold or silver plate, pottery, etc., denoting the year of manufacture.
Mid 19th century; earliest use found in William Chaffers (1811–1892), authority on hallmarks and potters' marks.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。