背泳ぎ
平泳ぎ
クロール
水泳
スイミング
バタフライ
水泳選手
Man swimming underwater
Teenage girl doing backstroke in swimming pool
背泳
Young woman doing backstroke in swimming pool
Swimmer training in indoor pool
シンクロナイズドスイミング
Mature woman doing backstroke in swimming pool
Underwater view of swimmer in pool
Teenage girl swimming underwater blowing bubbles