n. a connection between a vehicle and the load that it pulls
n. a knot that can be undone by pulling against the strain that holds it; a temporary knot
n. the uneven manner of walking that results from an injured leg
v. to hook or entangle
n. 猛拉, 急推, 蹒跚, 故障
vt. 猛拉, 系住
vi. 蹒跚, 被钩住