reciprocal: [16] English adapted reciprocal from Latin reciprocus ‘alternating’. This was a compound adjective based ultimately on the elements re- ‘back, backwards’ and prō- ‘for, forwards’.
reciprocal (adj.)
1560s, with -al (1) + stem of Latin reciprocus "returning the same way, alternating," from pre-Latin *reco-proco-, from *recus (from re- "back;" see re-, + -cus, adjective formation) + *procus (from pro- "forward;" see pro-, + -cus. Related: Reciprocally. The noun meaning "that which is reciprocal" (to another) is from 1560s.
权威例句
1. 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。
2. Our relationship is based on reciprocal respect.
我们的关系是以互相尊重为基础的.
3. The department said many countries had reciprocal agreements for health care with Britain.
该部门称许多国家和英国签订了医疗卫生互惠协议。
4. Although I gave him many presents, I had no reciprocal gifts from him.
虽然我给他很多礼物, 但我没有收到过他给我的礼物.
5. The vocation advocate found the word "vocal" and "reciprocal" not in the vocabulary.