flash /flæʃ/ I. n. ［c］ & ［u］ 1.闪现的亮光：flashes from the guns 枪口里闪现的亮光There was a flash of lightning a moment ago. 刚才有闪电的亮光。2.(照相用)闪光器/灯：Did you bring your flash/flashlight? 你带电筒了吗? ‖II.vi.& vt. 1.闪出亮光，闪光: The light on top of the police car was flashing. 警车上的灯在闪。The swords flashed in the sun. 宝剑在太阳光下闪闪发光。 2.掠过，一闪而过: The idea flashed into his mind. 他脑子里突然闪现这个想法。Then it flashed upon me that she was his wife. 接着我突然想起她是他的夫人。The days seem to flash by. 日子如闪电般过去。3. 使…闪光，用…照射: Why is that driver flashing his lights (at me)? 那司机为什么用灯照我?