pass by.邻居们证明她讲的事情经过属实。Her version of events was verified by neighbours.他在提升之前经过了严格的考察。He has undergone a stiff examination before promotion.他经过反复忖量，决定继续留任。He turned the matter over and over in his mind for a long time and decided to stay on the job.经过多次努力，她终于获得成功。After many attempts she eventually succeeded.我必须简括地向你说明事情经过。I must give you the story in a nutshell.报告中所有数据都经过认真考订。All the data in the report have been carefully examined and corrected.火车经过时，整座房子都在震动。The whole house vibrates/shakes whenever a train passes.红军经过千难万险，终于到达陕北。The Red Army went through numerous difficulties and hardships and finally arrived in northern Shaanxi.
交换礼物
