1 [I,T] to pull or be pulled along behind sb/sth 拖；拖曳；被拖在后面: The skirt was too long and trailed along the ground. 裙子太长，走路时拖在地上。

2 [I] to move or walk slowly behind sb/sth else, usually because you are tired or bored 慢慢地跟在后面（通常因为疲乏或感到乏味）: It was impossible to do any shopping with the kids trailing around after me. 孩子们慢吞吞地跟在后面，我买不成任何东西。

3 [I,T] trail (by/in sth) (usually used in the continuous tenses 通常用于进行时) to be in the process of losing a game or a competition （比分）落后: At half-time Liverpool were trailing by two goals to three. 打完半场，利物浦队以二比三落后。

4 [I] (used about plants or sth long and thin) to grow over sth and hang downwards; to lie across a surface （指植物或细长的东西）蔓生，延伸: Computer wires trailed across the floor. 计算机的缆线拖放在地板上。