- [countable] (British English)
a long line of traffic that is moving slowly or not moving at all, because something is blocking the road （车辆因受阻而排成的）长队，长蛇阵 It took a couple of hours for the two-mile tailback to clear. 两英里的尾巴清除需要几个小时。 There are five-mile tailbacks on the M25 this morning. 今天早上M25上有五英里的尾巴。 There are reports of severe tailbacks in both directions. 有报道说双向都有严重的尾巴。
WordfinderTopics Transport by car or lorryc2 - (also half back, half, North American English halfback)[countable, uncountable]
one of the two attacking players in american football whose position is behind the quarterback and next to the full backs; the position a tailback plays at