When he unpacked his bags after the trip all his clothes were creased.旅行归来打开行李时，他的衣服都皱了。They welcomed him back after his journey.他们欢迎他旅行归来。He returned from his trip last night.他昨晚旅行归来。She will return from her trip sometime in December.她将于十二月的某一天旅行归来。