jouncev.intr.tr.(不及物动词和及物动词)jounced,jounc.ing,jounc.es To move or cause to move with bumps and jolts; bounce.(使)碰撞、颠簸地移动;(使)震荡,颠跳n.(名词)A rough, jolting movement; a jolt.猛烈的震动;颠簸,摇动来源:Middle English jouncen 中古英语 jouncen