Follow any dive in crawlstroke with from 3-6 of the fastest possible double-leg kicks.
在爬泳中,无论是哪一种出发跳水,入水后都要尽可能快速地打3 - 6次海豚腿。
2
While other styles like the breaststroke, front crawl, or backstroke can be swum easily even by beginners, the butterfly is a more difficult stroke that requires good technique to be feasible.