reciprocation
US /rɪˌsɪp.rəˈkeɪ.ʃən/
UK /rɪˌsɪp.rəˈkeɪ.ʃən/
1.
相互関係
the fact of feeling or behaving toward someone else in the same way as they feel or behave toward you:
:
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Our relationship is based upon reciprocation.
相互関係
the fact of feeling or behaving toward someone else in the same way as they feel or behave toward you: