lightning-fast

• adj. 快如闪电的，闪电般的

lightning-fast的用法和样例：

例句

1. Lightning fast on his feet but super slow to lose his cool, Sonic is always revved up and ready for a run-in with his archenemy, the extremely evil Dr.
   索尼克有着快如闪电的奔跑速度，却又时刻都不忘摆酷，他随时做好了与他的敌人--极度邪恶的艾格曼博士进行较量的准备。