trail1/trel; treIl/n [C] 1 a rough path across countryside or through a forest 乡间小道﹔林间小径: a woodland trail 林地小径2 a series of marks or signs that are left behind by someone or something as they move 足迹﹔踪迹﹔痕迹: +of a trail of blood 一串血迹3 be on sb/sth's trail to be trying to find someone or something by getting information about them 追踪某人/某物
trail2v 1 [I,T] to pull something behind you as you move along, or to be pulled in this way 拖﹐拉﹔拖在后面: Her long dress trailed on the ground behind her. 她长长的连衣裙拖在身后的地上。2 [I] to walk slowly, usually behind someone, because you are tired or bored〔因疲倦或厌烦而〕慢吞吞地走(在后面): +behind/around Sue trailed along behind her parents. 苏慢吞吞地跟在父母身后。3 [I,T] to be losing a game, competition, or election〔在比赛﹑竞赛或选举中〕落后: The Cowboys were trailing in the third quarter. 牛仔队在第三节中处于落后地位。 4 [I] to hang down or lie across something 垂挂﹔横卧: a trailing plant 蔓生植物+across/along/down Wires trailed across the floor. 地板上电线横七竖八。 5 [T] to follow someone to see where they go 跟踪﹐追踪trail away/off phr v if someone's voice trails away or off, it gradually becomes quieter and then stops〔声音〕减弱﹐变小〔直至听不到〕