butterfly stroke是什么意思 butterfly stroke怎么读
butterfly stroke的英文翻译是什么意思，词典释义与在线翻译
Noun:- a swimming stroke in which the arms are thrown forward together out of the water while the feet kick up and down
butterfly stroke的用法和样例
- Butterfly is the only stroke I can't do.
只有蝶泳我不会。 - She'll swim the races of breaststroke and butterfly stroke.
她将参加蛙泳和蝶泳的比赛。
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