mutual mass

例句：

1. 1. The team's performancewas influenced by the mutual mass of theirmembers.
   团队的表现受到成员间相互质量的影响。
2. 2. The study found that the mutual massbetween different species can affect their interactions.
   研究发现不同物种间的相互质量会影响它们之间的相互作用。
3. 3. In the context of climate change,understanding the mutual mass between human activities andnatural systems is crucial.
   在气候变化的背景下，理解人类活动与自然系统之间的相互质量至关重要。