jib hoist 中文意思是什麼
jib hoist
解釋
臂式起重機-
This mast held an iron stay upon which to hoist a jib - sail. behind, a sort of rudder served to guide the vehicle
這條桅桿下面由幾條鐵索結結實實地綁著,上面有條鐵支柱,用來支撐這面巨大的布帆。
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