mutually

• 相互作用

  mutual effect

• 因果的相互关系

  interrelation between cause and effect

• 供求的相互关系

  correlation between supply and demand

• 相互谅解

  mutual understanding

• 相互合作

  mutual cooperation

• 相互依赖

  interdependence

• 相互勉励

  mutual encouragement

• 相互制约

  mutual constraint

• 相互之间的正常关系

  normal relations between each other

• 相互之间的感情

  feelings for one another

• 相互之间有说有笑

  talking and laughing with one another

• 改善双方的相互关系

  improve relations between both parties

• 支援是双方面的，是相互的。

  Support is bilateral and works both ways.