| 释义 |
trestletree
tres·tle·tree T0341900 (trĕs′əl-trē′)n. Nautical One of a pair of horizontal beams set into a masthead to support the crosstrees.trestletree (ˈtrɛsəlˌtriː) n (Nautical Terms) nautical either of a pair of fore-and-aft timbers fixed horizontally on opposite sides of a lower masthead to support an upper masttres•tle•tree (ˈtrɛs əlˌtri)
n. either of a pair of beams supporting the crosstrees at the head of a ship's mast. [1615–25] EncyclopediaSeetrestle |