the act of a person giving permission for a part of their body to be taken, while they are alive or after they are dead, and put into someone else's body to replace an organ that is not working correctly

The organization wants to raise awareness of organ donation and to encourage young people to become donors. 该组织希望提高人们对器官捐赠的认识，并鼓励年轻人成为捐赠者。

The number of patients awaiting organ donations has soared. 等待器官捐献的病人数量激增。