A Trierarchy is a debt similar to a tax, and a duty similar to being conscripted, in the Navy of ancient Athens this type of obligation is called a liturgy. The person (or persons) up on whom the duty fell is called a Trierarch.
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。