a high-ranking officer in the navy
commodore, vice admiralcaptain, commander, skip, skippersea captainmaster, pilotcommanding officermate, officer
crew, crewman, crewmate
in the 15th century
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。