升降桥
卷扬斜桥
卷扬斜桥

Hoist \Hoist\, n.
1. That by which anything is hoisted; the apparatus for
lifting goods.

2. The act of hoisting; a lift. [Colloq.]

3. (Naut.)
(a) The perpendicular height of a flag, as opposed to the
fly, or horizontal length when flying from a staff.
(b) The height of a fore-and-aft sail next the mast or
stay. --Totten.

{Hoist bridge}, a drawbridge that is lifted instead of being
swung or drawn aside.