spoiler
n
1 person or thing that spoils 把事物搞坏的人或事物; 宠坏他人的人或事物; 造成(食物等)腐败的东西.
2
(a) device on an aircraft to slow it down by interrupting the flow of air 扰流器(飞行器的).
(b) similar device on a vehicle to prevent it being lifted off the road when travelling very fast 气流偏导器(车辆的).