kick.er
n.（名词）One that kicks:踢者：踢的人：例句：a soccer player who was an excellent kicker.很会踢球的一个足球运动员
Informal 【非正式用语】 A sudden, surprising turn of events or ending; a twist.意外转折：突然的、令人吃惊的转折或结局；突然的变化A tricky or concealed condition; a pitfall:陷阱：隐藏的或棘手的情况；隐患：例句：.The kicker is that the relationship of guide and seeker gets all mixed up with a confusing male-female attachment.(Gail Sheehy).问题难就难在导游和探险者卷入了令人不明的男女感情关系中.(盖尔·希伊)
A condition that imposes an automatic increase, as in a pension plan.催化剂、刺激物：引起自动增长的条件，如抚恤金计划中
