单词 spanker-boom 释义 spanker-boom Naut.[spanker1 3.]The boom on which the spanker is set.1813Examiner 26 Apr. 261/2 Spanker-boom, gaff, and trysail-mast.1834Marryat P. Simple (1863) 244 Perch yourself upon the spanker-boom, and let me know when you've...