【口语GoGoGo第五课】今天要分享的俚语是：Big gun 今天讲到的例句：Do you need any help? I know some big guns in this field. 和 I've got a meeting with the big guns this afternoon.

 课文文本内容

视频课程：http://v.youku.com/v_show/id_XNTQ2MDk4ODU2.html

更多课程内容请关注@凯德微课堂 课程微信：KDChat