no obj.
1- (of a gun or missile) fail to discharge or fire properly（枪炮或导弹）射失, 不发火。
1.1
- (of an internal-combustion engine) undergo failure of the fuel to ignite correctly or at all（内燃机）不点火：
the car would misfire occasionally from the cold.
汽车有时因寒冷而不能发动。
1.2
- (especially of a plan) fail to produce the intended result（尤指计划）未产生预期效果, 失败：
the killer didn't know that his plan had misfired.
杀手不知道他的计划已流产。
1.3
- (of a nerve cell) fail to transmit an electrical impulse at an appropriate moment（神经细胞）不能传导电（神经）冲动。
- a failure of a gun or missile to fire correctly or of fuel in an internal-combustion engine to ignite（枪炮或导弹）发射失败; （内燃机燃料）不点火。