后退: draw back; fall back; retrea ...定: galipidine程: rule; regulation挡块: stop dog; dog; link stopper定程挡块: running gage退定: countermand挡块: stop dog; dog (plate); link stopper后退: draw back; fall back; retreat; back away; backlash; recess; retrocede; retrograde; retrogration; retrogression; retropulsion; retrocession; recession; regression; [航海学] dead astern; sternway 没有后退的可能 be beyond retreat; 迫使敌人后退 force the enemy to retreat; 掩护后退 cover the retreat; 遇到困难决不后退 never shrink from difficulties; 部队正在向西后退。 the army was in retreat to the west管程挡板: pass partition挡块(砂模): stooff后挡块: backstop内挡块: internal stop; internally piloted regulator上挡块: upstop定程板: anschlagleisten定程片: anschlagflügel stra tab定程器: course sett钟定程: zhong dingcheng侧刀挡块: stop block for pitch punch侧刃挡块: stop block for pitch punch挡板，挡块，制动器: anschlag挡块安装板: dog plate挡块尾端: tail of dog地坎挡块: sill stop定位挡块: stop端部挡块: endstone
