a petty feudal lord belonging to the class of sluzhilye liudi (military servitors) in the Russian state from the 15th to early 18th centuries (seeDETI BOIARSKIE).
英语词典包含2567994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。