ADJ [usually ADJ n]互相的;相应的;互惠的 A reciprocal action or agreement involves two people or groups who do the same thing to each other or agree to help each another in a similar way. 互相的;相应的;互惠的 [formal]
They expected a reciprocal gesture before more hostages could be freed.
在更多人质获得自由之前他们期望看到对方也有相应的表示。
The department said many countries had reciprocal agreements for health care with Britain.