approach trench

意味	連絡壕 A trench providing protected passage between the rear and front lines of a defensive position.

WordNetapproach trenchと他の単語との繋がり

意味	a trench that provides protected passage between the rear and front lines of a defensive position 防御陣地の後方と前線の間に保護された通路を提供する塹壕
同義語	communication trench
上位語	trench溝