regainv.恢复;重回;复得
regain the main road重新到大路上
regain one's freedom
regain one's footing恢复身体的平衡, 重...
regain possession of[法] 重新获得 ... 所有权; 恢复 ... 占有
regain consciousness恢复知觉, 苏醒过来
regainer-maintainer(牙间隙)恢复保持器
regain one's strength军团菌肺炎
regain the river bank返回河岸
regain the initiative变被动为主动
regain one's composure卫生十字军团菌