You do get neat effects like Cerenkov radiation (that lovely nuclear reactor glow), but you're not violating causality or any of the other features of the light-speed limit because they're tied to the vacuum speed c.
You do get neat effects like Cerenkov radiation (that lovely nuclear reactor glow), but you're not violating causality or any of the other features of the light-speed limit because they're tied to the vacuum speed c.
类似于契伦科夫辐射（核反应堆所发出的漂亮蓝光就由其产生）的奇妙效应确实存在，但你仍未打破光速的限制，因为所有这些速度最终都不能超过真空中的光速c。