coruscation

The sudden coruscation of fireworks over the lake amazed everyone.

用法提示：名词 coruscation 表示‘突然闪耀的光芒’，在句中作主语。

She listened to the musician's performance, delighting in every coruscation of the violin's sound.

用法提示：名词 coruscation 的复数形式指多次闪耀的亮点，在句中作介词宾语。

The professor's lecture was full of coruscations of wit that kept the students engaged.

用法提示：名词 coruscation 的复数形式 coruscations 比喻才智的闪现，在句中作介词宾语。