trail /treil/ I. n. ［c］1.小路，小径：a one-man trail 只能走一人的小道；a winding forest trail 林中羊肠小道 The trail twists up on the mountain side.小径曲曲弯弯沿山而上。 2. 痕迹，足迹，踪迹：find the trail of the rabbit发现兔子的踪迹 ‖II. vt.& vi. 1. 被拖在后面；跟踪，追踪：The wounded soldiers trailed past us.伤员们拖着步子走过我们身边。2. 用于短语动词trail along没精打采地（跟在后面）走：She marched down the street with her children trailing (along) behind/after (her). 她沿着街道前进，后边跟着她的孩子们。trail away/off（声音）变弱而后消失：His voice trailed off as he saw the look on her face.看到她的脸色，他的声音就小了下来以至哑巴了。
［辨析］见track
