1. vt. & vi.拖，拉，拽　 drag or be dragged behind
2. vt. & vi.跟踪；追猎　 follow the tracks of; hunt by smell, sign

　～ demurely　拘谨地跟随
　～ faithfully　忠诚地跟随
　～ incessantly　连续跟踪
　～ tediously　令人厌烦地跟随
　～ along after sb　慢吞吞地跟在某人后面走
　～ along behind sb　慢吞吞地跟在某人后面走
　～ one's feet along　拖着脚走
　～ away　逐渐减弱
　～ off　逐渐变小
　～ behind　跟在…后头走
　～ behind the leaders　跟着领路的人
　～ sb by　以…落后于某人
　～ from the chimney　（烟）从烟囱里飘出来
　～ mud into the house　把污泥带进屋内
　～ on the floor　（衣服）拖到地板上
　～ over the wall　蔓过墙
　～ past sb　拖着步子从某人身边走过
　～ sb to　跟踪某人到

　The kite's tail trailed in the air.　风筝的尾巴在空中飘着。
　A thin veil of mist trailed below.　下边飘起一层薄雾。
　The ivies trail over the walls.　常青藤蔓延于墙上。
　The tablecloth trails on the floor.　台布垂到地板上。
　The children trailed behind their teacher.　孩子们跟在老师后面走。
　Everyone else came trailing behind.　其余的人都跟在后面尾随而来。
　Hunters spent long days trailing over the desert.　猎人花了好几天在沙漠上追踪猎物。
　Her voice trailed away.　她的声音越来越小。
　The wounded soldiers trailed past us.　伤员们拖着步子走过我们身边。
　Refugees trailed from their ruined village.　难民们拖着沉重的步子离开了他们被毁坏的村庄。
　The dog trailed him constantly.　这只狗总跟在他的后面。
　He came to see me and trailed a stranger.　他来看我，还带来了一个陌生人。
　He is not willing to trail his classmates.　他不甘心落后于班上同学。
　The police trailed the criminal.　警察追捕逃犯。
　The hunter was trailing a wild animal.　猎人正在追猎一只野兽。
　They trailed the thieves to their hide-out.　他们对那些窃贼进行跟踪，一直追到他们的老窝。
　She trailed a toy cart on a string.　她用绳子拉一辆玩具车。
　The child trailed a toy horse after him.　那孩子身后拖了一匹玩具马。
　An aeroplane flew across the sky trailing white vapor.　一架飞机从空中飞过，尾部拖着一条水汽形成的白线。

 ♣ trail along　(v.+adv.)
　跟随　follow with sb
　Her long skirt was trailing along in the mud.　她的长裙在泥地里拖着。
　His sister trailed along after him.　他的妹妹慢吞吞地跟在他后面走。
　The tired children trailed along behind their parents.　孩子们累了，无精打采地跟在父母后面。
 ♣ trail off　(v.+adv.)
　逐渐减弱或变小等；离题而变得无效　to change gradually or wander from a course so as to become weak, ineffectual, etc.
　The crowd began to trail off when the speaker continued for over an hour.　发言的人接连不断地讲了一个多小时，听众开始无精打采地走开了。
　Her interest in the work soon trailed off.　她对这项工作的兴趣很快就减退了。
　Her voice trailed off to a whisper.　她的声音越来越低，最后成了耳语。
　The discussion trailed off into futilities.　讨论离题越来越远，变成了空谈。

 ♣ trail, chase, follow, pursue, tag, tail
　参见follow条。

1. C 足迹；臭迹　the track or smell of a person or animal
2. C 小径　a path across rough country made by the passing of people or animals
3. C 一缕，一股　a stream of dust, smoke, people, vehicles, etc., behind sth moving

　discover〔find〕 the ～　发现行踪
　follow the ～　跟踪
　leave a ～　留下痕迹
　make a ～　开拓道路
　steep ～　陡径
　winding ～　蜿蜒的小径
　mountain ～s　山路
　march in ～　成一路纵队行进
　off the ～　失去踪迹，迷失方向
　on sb's ～　跟踪某人
　a ～ of blood　血迹

　The hound found the trail of the rabbit.　猎狗发现了兔子的踪迹。
　The wounded animal left a trail of blood.　受伤的野兽留下了一条血迹。
　The men had followed desert trails for days.　那些男人沿着沙漠小道走了数日。
　The car raised a trail of dust.　汽车扬起了一股尘土。
　Trails of smoke were coming from the factories.　缕缕烟雾从工厂飘过来。

　［派生词］ trailer n.拖车，挂车；（电影或电视节目的）预告片
　［同义词］ n. footprints, path, track