flash/flæʃ/
vt., vi.1. 闪光；闪烁A driver is not supposed to flash his lights at the coming vehicles.司机不该朝着迎面开来的车辆闪灯。
His eyes flash with anger.他眼中冒出怒火。
Soldiers's bayonets flashed in the sunlight.士兵们的刺刀在阳光中闪闪发光。
2. 闪现；掠过The idea flashed into his mind.这念头突然闪过他的脑海。
My mind flashed back to last Christmas.我立刻回想起去年圣诞节的情景。
3. 飞驰The cars flashed past.汽车飞驰而过。
The days flashed by.光阴似箭。
4. 闪出to flash a message on the screen屏幕上闪出一则消息
5. 露阴，暴露性器官