| 释义 |
forepole
I. transitive verb
also forepale \(ˈ) ̷ ̷| ̷ ̷\
Etymology: fore- + pole or pale (v.)
: to advance (an excavation) in quicksand or caving ground by driving poles, slabs, or sheathing into the ground ahead of the excavating or simultaneously with it
II. \ˈ ̷ ̷ˌ ̷ ̷\ noun
Etymology: fore- + pole (n.)
: a piece of lagging, a heavy plank, or a pole, sharpened on one end and used in forepoling — called also lath, spile, spiling |