thwart
v[Tn]
prevent (sb) doing what he intends; oppose (a plan, etc) successfully 阻挠(某人)成事; 阻止(计画等)实现
He was thwarted (in his aims) by bad luck. 他运气不好, 未能达到目的.
thwarted ambitions 受挫折无法实现的抱负.
thwart n seat across a rowing-boat for an oarsman (划艇上桨手的)坐板.