triggerv.使发生；触发；使运行n.扳机；起因trigger pulse触发脉冲trigger event触发事件trigger diode触发二极管trigger price闸门价格trigger probe触发极trigger valve触发管trigger slope触发陡度triggered gap触发间隙trigger value启动值trigger spark点火器火花, 触发点火火花

1. To fire the gun, pull the trigger.
   要开枪就扣动板机。
2. The hunter pulled the trigger and stopped the deer in his tracks.
   猎人扣板机，鹿应声而倒。
3. We found electrical burn marks on the roll bar and the car's undercarriage.
   我们在车的车盘和下拉杆上都发现了有电灼的痕迹。