knighthead

汉语翻译

n. 支撑杆

详细解释：

knight.head

n.Nautical （名词）【航海】
Either of two timbers rising from the keel of a sailing ship and supporting the inner end of the bowsprit.
艏副肋材：两根肋材中的任一根，从帆船的龙骨伸出并支撑船首斜桁内端

来源：
[From the fact that it was sometimes decorated with a carving of a man`s head]
[源自它有时被饰有男子头像的事实]