You don't have to worry about me. I'm a good swimmer.

你不用担心我。我水性很好。

She wants to become an Olympic swimmer.

她想成为一名能够参加奥运会的游泳运动员。

Apart from a few swimmers, the rest of us stretched out on the bank to sunbathe.

除了几个人在游泳外，我们其他人伸开四肢躺在岸边晒日光浴。