spherically symmetric flow

例句：

1. 1.The flow of water in the river is spherically symmetric.
   河流中的水流是球对称的。
2. 2.The design of the building is spherically symmetric, which makes it very beautiful.
   这座建筑的设计是球对称的，因此非常漂亮。
3. 3. The spherically symmetric flow is crucial for the stability of the system.
   球对称流动对于系统的稳定至关重要。