flutter kick

US /ˈflʌt.ər ˌkɪk/
UK /ˈflʌt.ər ˌkɪk/
"flutter kick" picture
1.

打腿, 剪式打水

a swimming kick in which the legs are extended straight back and moved up and down alternately with a slight bend at the knees

:
She used a strong flutter kick to propel herself through the water.
她用有力的打腿在水中前进。
Learning the flutter kick is essential for freestyle swimming.
学习打腿对于自由泳至关重要。