- voluntary contribution
- voluntary fund
- 自愿: volunteer; of one's own free ...
- 捐款: contribute money the name of ...
- 自愿捐款信托基金: voluntarily funded trust fund
- 接受自愿捐助、赠金或捐款: acceptanceofvoluntarycontributions,giftsordonations
- 和工程处提供自愿捐款的大会特: for the announcement of voluntary
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