| 单词 | reciprocity |
| 释义 | reciprocity n[U] principleor practice of mutual exchange, esp of making concessions or granting privileges, etc in return for concessions or privileges received 相互交换的原则或实践; （尤指）互相让步或互惠 reciprocity in trade (between countries) （国与国之间的）贸易互惠. |
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