一辆消防车疾驰而过。
A fire engine ___flashed ___by.
但有一天,一个想法在她脑海中闪过。
But one day an idea ___flashed ___through her mind.
当你全神贯注工作时,时间飞逝而过。
Time ___flashes ___by when you're engrossed in work.