flash cube

set of four flashbulbs arranged as a cube for taking photographs one after the other 四连闪光灯（呈立方形, 四面各一闪光灯泡, 逐一使用）.

flame-thrower, flamenco, flaming, flamingo, flammability, flammable, flan, flange, flank, flannel, flannelette, flap, flapjack, flapper, flare, flare up, flare-path, flare-up, flash, flash card, flash out, flash-flood, flash-gun, flash-locks, flash-point, flashback, flashbulb, flasher, flashily, flashlight, flashy, flask, flat, flat racing, flat spin, flat-bottomed, flat-fish, flat-footed, flat-iron, flatcar,