You can say that you are going to recapitulate the main points of an explanation, argument, or description . 概括
verb [vi. 不及物动词]vi. 概括;重述要点;摘要
Let's just recapitulate the essential points. 让我们只概述一下基本要点吧。
verb [vt. 及物动词]vt. 概括;重述要点;摘要
It will be put up for sale under the terms already communicated to you, which, to recapitulate, call for a very minimum of publicity. 其销售将按照已讲的条件进行,概括地说,就是要求尽量少宣传。