Translation

• each other
• one another

Synonyms

• 两, 两下里, 两头, 两岸, 两手, 两端, 两者, 两边, 两面, 二者, 双方, 双边, 双面
• 互, 互为, 互动, 互相, 交互, 并行, 相, 相互, 相互之间, 竞相

Examples

• 他们彼此相爱吗？
  Do they love each other?
• 我们彼此相爱。
  We love each other.
• 他们彼此相爱。
  They love each other.
• 每个国家都应该彼此帮助。
  Every nation should help each other.
• 这些年轻人彼此之间大声说话， 丝毫不在意周围的人。
  These young people are talking loudly amongst themselves and have absolutely no regard for those around them.
• 彼此必须一辈子努力，才能把感情维系好。
  Each of you must work hard for a lifetime, and only then will you be able to maintain a relationship.