n.改赠,废止,遗赠的收回
P.～by advancement 因生前预付而撤销遗赠

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～by extinction废除遗赠（或赠与）

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～of a devise 遗赠（不动产）的撤销

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～of a gift撤销赠与

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～of a bequest

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legacy遗赠（动产）的撤销
O. only gifts that are characterized as specific devises, bequests, or legacies are subject to～只有属特殊性质的不动产遗赠或动产遗赠的赠与方可撤销