1.We had an informal talk with him in connection with the preparations for this meeting.
我们就这次会议的准备工作与他进行了非正式会谈。
2.There will be an informal talk between the two leaders.
两国领导人之间将举行一次非正式的会谈。
3.Informal talk is tolerated by my company as long as the work is completed.
只要完成工作，公司容许员工谈及公事以外的话题。
4.Full of or in the style of light informal talk.
充满了轻松的、不正式的谈话或者以此为风格的。
5.(informal)talk disparagingly about; criticize
（非正式）挑剔，批评
6.Informal Talk about Medical Photography
漫谈医学摄影创作