音标发音英式音标 [ˌpɔɪ.zənˈpen ˌlet.ər]美式音标 [ˌpɔɪ.zənˈpen ˌlet̬.ɚ]英式发音 美式发音 基本解释恶意中伤的信；匿名诽谤信。同根派生 英英字典剑桥英英字典 a letter in which very unkind or unpleasant things are written about the person it is sent to, in order to offend or upset them