three-dimensional flow

例句：

1. 1. The three-dimensionalflow of the river is mesmerizing.
   河流的三维流动令人着迷。
2. 2.The engineer designed a three-dimensional flowmodel for the project.
   工程师为该项目设计了一个三维流动模型。
3. 3. The three-dimensionalflow of the liquid was measured using alaser Doppler anemometer.
   使用激光多普勒风速计测量了液体的三维流动。