In old English law, a cocket was a custom house seal; or a certified document given to a shipper as a warrant that his goods have been duly entered and have paid duty. Hence, in Scotland, there was an officer called the clerk of the cocket.
英汉双解词典包含3185865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。