topgallant mast
英
美
- 上桅
详细释义
Noun:
-
a mast fixed to the head of a topmast on a square-rigged vessel
双语例句
- Shows the start of the topsail shroud being put over the topsail mast top.
上桅帆的始端安置在上桅帆主桅桅楼上。
相关词汇
- topgallant 上桅
【近义词】
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