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单词
gun tackle
释义
WordReference Random House Unabridged Dictionary of American English © 2024
gun
′
tack′le,
[
Naut.
]
Naval Terms
a tackle composed of a fall rove through two single blocks and secured to one of them so as to secure a mechanical advantage of two or three, neglecting friction, depending on the arrangement. See diag. under
tackle.
1785–95
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更新时间:2025/12/11 16:37:41