相互作用 复数 相互性 互惠主义英释中释
They said they would press for reciprocity with Greece in the issuing of visas..他们说，他们将会对希腊施压，以达成签证发放的互惠。
reciprocity and mutual benefit,互惠互利
reciprocity theorem,[物]互易定理；[电磁]倒易理论
