underlying

And what might be the underlying significance of these supposedly random acts?

这些看似偶然的行为，其暗含的意义可能是什么呢？

The price of the investment fell below the value of the underlying assets.

这一投资项目的价格已经跌至低于标的资产价值。

The currents are affected by the shape of the underlying rocks.

水流受水下岩石形状的影响。