游泳員的英文怎麼寫

例句：

Luckily, I am a good swimmer.

幸好我是個游泳好手。

The swimmer emerged from the lake.

游泳者從湖水中浮出來。

He owed his survival to his strength as a swimmer.

他把自己倖免遇難歸功於自己會游泳。