“圆材”造句

环可供这种环移动的绳子 、 竿子或圆材.
The rope, rod, or spar on which such a ring moves.

滑环在一根绳 、 杆子或圆材上可以自由来回移动的金属环.
A metal ring that moves freely back and forth on a rope, rod, or spar.

桅杆: 一种垂直圆材或杆,用来悬挂船帆.
Mast: A vertical spar or pole to which a sail or sails attach.

• #圆材