speak和chat 的区别

speak和chat 的区别 chat 和 conversation 的 区别 chat和talk之间的区别是什么? chat of与chat about的区别 speak和talk的区别 Speak和talk的区别? speak和say的区别 say,speak,talk,tell,chat,inform有什么区别 How not to speak?和We chat in English,right? I speak in english 和I speak english的区别 speak of和speak的区别是什么?详细说明用法. speak english 和 speak in english 的区别