2N-COUNT (特定)路线,路径 A trail is a route along a series of paths or roads, often one that has been planned and marked out for a particular purpose. (特定)路线,路径
...a large area of woodland with hiking and walking trails.
间有远足与散步路线的一大片林地
3N-COUNT [usually singular](一串)痕迹,足迹,踪迹 A trail is a series of marks or other signs of movement or other activities left by someone or something. (一串)痕迹,足迹,踪迹
Everywhere in the house was a sticky trail of orange juice. [+ of]
家里到处是泼洒的橙汁留下的黏糊糊的痕迹。
He left a trail of clues at the scenes of his crimes…
他在犯罪现场留下了一些蛛丝马迹。
The typhoon has left a trail of death and destruction across much of central Japan.
7VERB (常指跟着别人)拖沓行走,没精打采地走 If someone trails somewhere, they move there slowly, without any energy or enthusiasm, often following someone else. (常指跟着别人)拖沓行走,没精打采地走
He trailed through the wet Manhattan streets. [VERB adv./prep.]
他没精打采地走过曼哈顿湿漉漉的街道。
I spent a long afternoon trailing behind him. [VERB adv./prep.]