gift exchange

短语词组

短語

• reciprocity or gift -exchange models 互惠或投桃報李模型
• gift exchange game 禮物交換博弈;實騐;博弈
• Office Supplies Gift Exchange 辦公用品禮品交換
• Gift Exchange World 禮物交換世界
• Gift Exchange District 禮品兌換區
• gift exchange model 投桃報李模型
• Presentation and Gift Exchange 中美方交換紀唸品
• gift exchange theory 理論
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