当考虑水的实际体积时，问题变得更加复杂：每条支流会有多少水流进及流出呢？

The questions become more complicated when actual volumes of water are considered: how much water enters and leaves by each route?

youdao

在新研究的基础上，他认为这种隔离并不是经常发生并且还有可能决定于沉积物的构成和地下水流动的复杂性。

On the basis of the new study, he thinks that such sequestration may not always happen and probably depends on the composition of sediments and the complexity of water flow underground.

youdao

卡迪加与和她一起工作的生物学家一道，用荧光染料和他们自己团队研发的一个复杂的水下激光摄像系统记录和测量动物周围的水流。

Katija and the biologists she works with record and measure the flow of water around animals using fluorescent dyes and a sophisticated underwater laser-video camera system the team developed.

youdao