give sb back sth
give sth back (to sb),
(a) return sth to its owner 将某事物归还原主
Could you give me back my pen/give me my pen back? 你把我那枝笔还给我好吗?
(b) allow sb to have or enjoy sth again 使某人恢复或享受某事物
The operation gave him back the use of his legs. 他手术後双腿恢复了功能.