N-COUNT
计策；计谋；手段
A ploy is a way of behaving that someone plans carefully and secretly in order to gain an advantage for themselves.
例句
Christmas should be a time of excitement and wonder, not a cynical marketing ploy.
圣诞节应该是兴奋和美妙的时刻，而不该是一种肆无忌惮的营销策略。