Breaststroke is a way of swimming on your front. You push both arms out, then sweep them round in a circle back toward your chest, while you bend your knees up toward your body and kick them out and back together — a bit like a frog. That arm-and-leg cycle is one stroke.

Breaststroke蛙式 is指的是 a way of swimming on your front一種趴著游的游泳方式。You push both arms out你把雙臂往前推出去, then然後 sweep them round in a circle back toward your chest畫一個圓弧把手臂收回胸前, while同時 you bend your knees up toward your body你把膝蓋往身體方向彎起來 and kick them out and back together再一起往外踢再合起來 — a bit like a frog有點像青蛙。That arm-and-leg cycle那一輪手腳的動作 is one stroke就是一次划水。

It is one of the four racing strokes; it is usually the slowest, but many learners start with it because you can keep your head up more easily than in freestyle.

It is它是 one of the four racing strokes四種競賽泳姿之一; it is usually the slowest它通常是最慢的一種, but但 many learners很多初學者 start with it會從這個開始學 because因為 you can keep your head up more easily可以比較容易把頭抬著 than in freestyle比自由式容易。

You can also use it as a verb: to breaststroke across the pool. Breast here is the chest you swim on, not a rude word.

You can also use it你也可以把它 as a verb當動詞用: to breaststroke across the pool'to breaststroke across the pool'（用蛙式游過泳池）。Breast「breast」 here在這裡 is the chest you swim on指的是你趴著游的那個胸部, not a rude word不是什麼不雅的字。

Though actually, race breaststroke has strict rules — the kick, the glide, when you may duck your head — and it looks quite different from the soft frog-kick many people do at the beach.

Though actually不過其實, race breaststroke比賽用的蛙式 has strict rules有嚴格的規則 — the kick踢腿的方式, the glide滑行的方式, when you may duck your head什麼時候可以把頭潛下去 — and而且 it looks quite different看起來跟很多人在海邊隨意游的那種軟綿綿蛙式踢法很不一樣 from the soft frog-kick many people do at the beach(併入前)。