Last Updated
：2025/11/29
jewel block
Noun
Japanese Meaning
帆竿（ヨットなどに用いる横桁）の先端に取り付けられた滑車で、主に補助帆（スタッディングセイル）のハーラード（帆繩）が通される部品
（ plural ）
Quizzes for review
(nautical) A block at the extremity of a yard, through which the halyard of a studding sail is rove.
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jewel block
The first mate inspected the jewel block before the studding sail was set.
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The first mate inspected the jewel block before the studding sail was set.
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