voluntary contribution短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 自愿捐款 Voluntary contribution was the first ethical principle in the source of the donor. Medical principles and social standards should be taken into account on the problem of acceptor selection. 另外强调，知情同意是供体器官摘取的首要伦理原则，医学原则和社会标准是受体选择的依据。 cnki