1、 They expected a reciprocal gesture before more hostages could be freed.
他们期望在更多的人质被释放之前有互惠的表示。
来源:秒词邦搜集整理
2、 The two colleges have a reciprocal arrangement whereby students from one college can attend classes at the other.
两所学院有一项互惠协定,允许学生在院际间选课。
来源:《牛津词典》
1、 “Rats have been shown to engage in multiple forms of reciprocal help and cooperation, including what is referred to as direct reciprocity where a rat will help another rat that has previously helped them,” says Quinn.
奎因说:“老鼠已经被证明会进行多种形式的相互帮助和合作,包括所谓的直接互惠,即一只老鼠会帮助另一只曾经帮助过它们的老鼠。”
来源:2020年全国硕士研究生入学统一考试英语(二)试题阅读理解Text 1