mating ring

例句：

1. 1. The mating ring is a symbol of the couple's love and commitment to each other.
   交配环是这对情侣爱与承诺的象征。
2. 2. The mating ring was made of gold and decorated with precious stones.
   交配环由金制成，镶嵌着珍贵的宝石。
3. 3. The mating ring is often used as a symbol of marriage in many cultures.
   在许多文化中，交配环常被用作婚姻的象征。