“弹动”怎么读？

“弹动”的英语可以翻译为：springing ...

他默默地抽着烟, 眼睛睁得很大,凝望着远方, 他的手指不断地弹动.He smoked in silence, his eyes wide and far away, his fingers dancing and dancing.矮子依旧躺在那里, 鄙夷地不屑地弹动他的手指头发出响声.There the dwarf lay, snapping his fingers with gestures of defiance and conte...