觸發器
flip-flop n 1: a decision to reverse an earlier decision [syn: {reversal}, {change of mind}, {turnabout}, {turnaround}] 2: a backless sandal held to the foot by a thong between the big toe and the second toe 3: an electronic circuit that can assume either of two stable states 4: a backward somersault v : reverse (a direction, attitude, or course of action) [syn: {interchange}, {tack}, {switch}, {alternate}, {flip}] [also: {flip-flopping}, {flip-flopped}]