trench
noun uk/trentʃ/ us/trentʃ/
[ C ]壕沟；沟渠
a narrow hole that is dug into the ground
A workman was killed when the sides of the trench he was working in collapsed. 一名工人在挖壕沟时由于两侧坍塌而丧生。
[ C usually plural ]战壕，堑壕
a deep hole dug by soldiers and used as a place from which they can attack the enemy while being hidden
the trenches of the First World War 第一次世界大战时的战壕
trench warfare 堑壕战
Compare: foxhole