Trapen.特拉普trapn.圈套；陷阱；困境；双轮轻便马车；U（或S）型管道；防臭瓣v.设圈套；陷入（困境）trapping flux陷入磁通trap and risk陷阱和风险trap strategy陷阱策略Trapa arcuatan.弓角菱trapezoid jig梯形跳汰机trapped state受限制姿态,捕获状态trapping gold包裹金trapping mode陷阱方式trapping spot陷点trapped fluid被困油液,截面液