| 释义 |
‖ trou-de-loup Mil.|trudəlu|
[F., lit. ‘wolf-hole, wolf-pit’.]
In field fortification, a conical pit with a pointed stake fixed vertically in the centre, rows of which are dug before a work to hinder an enemy's approach. Usually pl. trous-de-loup |trudəlu|.
1789Rees Chambers' Cycl., Trous-de-loup{ddd}are round holes, about six feet deep, and pointed at the bottom, with a stake placed in the middle. They are frequently dug round a redoubt. 1828J. M. Spearman Brit. Gunner (ed. 2) 400 Trous-de-loup... Diameter of the base, 4 feet 6 inches. Depth, 6 feet. Picket, 6 feet long. 1862Catal. Internat. Exhib. II. xi. 14 This kind of obstacle would, on service, be found to occasion much more confusion than crows-feet, trous-de-loup, &c. |