| 单词 | martingale boom |
| 释义 | martingale boom in British English (ˈmɑːtɪnˌɡeɪl buːm) noun another name for dolphin striker dolphin striker in British Englishnoun nautical a short vertical strut between the bowsprit and a rope or cable (martingale) from the end of the jib boom to the stem or bows, used for maintaining tension and preventing upward movement of the jib boom Also called: martingale boom, martingale |
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