紧密联系

• close connection

例句

1. 人类的种种经历表明，爱和恨是紧密联系的。
   All kinds of human experience testify to the close link between love and fear.
2. 人类的种种经验都证明了爱与怕之间的紧密联系。
   All kinds of human experience testify to the close link between love and fear.