1867Smyth Sailor's Word-bk. s.v., ‘Keep her rap full!’ means, do not come too close to the wind, or lift a wrinkle of the sail.
英语词典包含277258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。