tail-spin

n spiral dive of an aircraft in which the tail makes wider circles than the front （飞机的）尾旋, 尾螺旋.

tactically, tactician, tactics, tactile, tactless, tactlessly, tactlessness, tad, tadpole, taffeta, taffrail, Taffy, tag, tag day, tail, tail wind, tail-board, tail-end, tail-gate, tail-light (US `tail-lamp), tailback, tailcoat, tailing-off, tailless, tailor, tailor-made, tailpiece, tailpipe, tailplane, taint, tainted, taintless, take, take (sth) over, take ...for granted, take a chance, take a dislike to, take a free ride, take a hand in, take a liking to,