落后的英文怎么寫2，請問落后用英文怎么寫1，落后的英文怎么寫落后adj.slowadv.backward,behind,inarrearsn.lag,trailv.trail,draggle,fallbehind,dropbehind,getbehind,hangbehind,lagdrop2，請問落后用英文怎么寫backward[英][?b?kw?d][美][?b?kw?rd]adj.落后的;向后的;反向的;怯生生的;adv.向后地;相反地;回溯地;[例句]Weneedtoacceleratethe...