Pushton.普什图语pushv.推；按；挤；逼迫；催促n.推；奋力；决心push the joke too far开玩笑开得太过分了push-pull perfusion推挽灌流push-back technique推后技术push-pull rectifier推挽式整流器push button signaling按键信号pusher chain conveyor压力型链式输运机push-push amplifier双推放大器,推-推放大器push-pull mechanism[化] 推挽机理push-pull maneuvers推拉动作push-pull connector推挽式连接器