造句如下

She swam with a graceless stroke.

她游泳的姿势很难看

The room swam before his eyes/around him. 他感觉房间好像在他眼前[在他周围]旋转。

My brain swam at the complexity of the calculations. 这种复杂的计算搞得我头昏眼花。

I swam as far as I could. 我尽可能地游远。