A cloud swam slowly across the moon.
浮云慢慢地掠过月亮。
swim sth across sthHe swam his horse across the river.
他使自己的马游过那条河。
Everything swam before his eyes.
每种东西都在他眼前旋转。
The room swam before his eyes before he fell fainting on the floor.
他觉得屋子在旋转,尔后昏倒在地板上。
The room swam before her eyes and she had to lie down again.
房间好像在她眼前旋转,她只得再躺下。
Good ideas swim into my mind from time to time.
我的脑海里不时地会浮现出一些好主意。