shearpole
词形变化
shearpoles
复数
shearpoles
别名
shear-pole
shear pole
释义与例句
n.
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1.
A horizontal crosspiece.
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2.
A horizontal crosspiece.
A horizontal beam that goes along the edge of the shroud to which the rigging is attached.
航海 交通 -
3.
A horizontal crosspiece.
A horizontal support that pivots on an upright, allowing a bridge to swing to the side, thereby permitting boats to pass.