swim的名词？

swim的名词形式是swimming和swim。
词典：游泳运动
释义：n. 游泳；目眩
adj. 游泳的；游泳用的；
举例：
Do you want to take a dip in the swimming pool?
想去游泳池游个泳吗？
Swimming is great cardio.
游泳是项很棒的有氧运动。
She thinks that swimming is really fun.
她觉得游泳非常有趣。
Occasionally, we go swimming at the beach.
我们偶尔去海滩游泳。

swim的介绍：
词典：游泳
释义：vi. 游泳；漂浮；浸；眩晕
vt. 游过；使浮起
n.游泳; 漂浮，滑行
例句：
My friends and I used to love to swim in the river after school.
我跟我朋友过去喜欢在放学后去河里游泳。
He said it was the most beautiful swim he had ever done.
他表示，这是他有生以来最棒的一次游泳。
How many widths can you swim?
你在游泳池里横向能游几个来回？