spark off英 [spɑːk ɒf]美 [spɑːrk ɔːf]触发; 引发柯林斯词典→ see:spark 6英英释义verbput in motion or move to acttrigger a reactionactuate the circuitsSynonym:tripactuatetriggeractivateset offsparktrigger offtouch off双语例句