1The action or an act of prospecting for gold or other mineral deposits in a river bed.
2An instance of a river washing over a flood plain and depositing sediment (now rare).
Mid 19th century.
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。