剑桥词典an amount of shaving foam on a paper plate , etc. that is thrown at someone's face to make people laugh or as a protest 泡沫饼（盛在纸盘上的泡沫剃须膏等类似物体，用来扔到其他人脸上作为玩笑或抗议） He was attacked by a protester with a foam pie . 他被一名抗议者用泡沫饼攻击。 返回 foam pie