| 释义 |
trispast rare.|ˈtrɪspæst|
[ad. L. trispastos (Vitruvius), a. Gr. τρίσπαστος adj., f. τρι- tri- + σπά-ειν to draw, pull.]
An (ancient) apparatus with three pulleys for hoisting heavy weights.
1706Phillips (ed. Kersey), Trispast (Gr.), an Engine that consists of three Pulleys. 1819in Pantologia; and in later Dicts. |