swim没有比较级。How many widths can you swim?

你在游泳池里横向能游几个来回

I managed to swim to safety.

我设法游到安全处。

I think I'll go for a swim.

我想去游泳。

Can we swim in the river ?

我们可以下河游泳吗

I had a swim to cool down.

我游了泳，凉快凉快。