top·mast 
(tŏpməst, -măst′)
(tŏpməst, -măst′)n.
The section of mast below the topgallant mast in a square-rigged ship and highest in a fore-and-aft-rigged ship.
| 单词 | topmast |
| 释义 | top·mast (tŏpməst, -măst′)n. The section of mast below the topgallant mast in a square-rigged ship and highest in a fore-and-aft-rigged ship. |
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