n.沟，渠；战壕；vt.掘沟；vi.挖战壕；侵害； 变形： 复数：trenches 双语释义：n.(名词)[C]深沟，地沟 long narrow hole dug in the earth[C]战壕 a deep ditch dug in the ground as a protection for soldiers英英释义： trench[ trentʃ ]n.a ditch dug as a fortification having a parapet of the excavated eartha