安德鲁和简是通过一个共同的朋友认识的。

Andrew and Jean were introduced to each other by a ___mutual friend.

婚礼庆典由所有相关人员参加，是这对夫妇婚姻成功并获得他们共同的朋友和家人支持的第一步。

The wedding celebration attended by all who are involved is the first step for the couple to succeed in marriage and get support from their ___mutual friends and families.

我们发现我们都对徒步旅行有兴趣。

We discovered a ___mutual interest in hiking.