求关于蝶泳的英文简介按照这个翻译,不要机器翻出来的哦~蝶泳是游泳项目之一.蝶泳技术是在蛙泳技术动作基础上演变而来的.在游

The butterfly stroke is a swimming stroke swum on the breast, with both arms moving simultaneously. The butterfly kick was developed separately, and is also known as the "dolphin kick". While other styles like the breaststroke, front crawl, or backstroke can be swum easily even by beginners, the butterfly requires very good technique to be feasible. Many students consider it the most difficult style of swimming. It is the newest swimming style swum in competition, first swum in 1933