indeed的确的意思。
例句：
1、It is a formula that worked very well indeed
这的确是一套很管用的方案。
2、It is very, very strong evidence indeed
这的确是非常非常有力的证据。
3、I was very sad indeed to hear of your father's death.
听到令尊大人去世，我感到非常难过。
4、A ghost indeed! I've never heard anything so silly.
真是见鬼！我可从没听说过这样无聊的事。
5、Thank you very much indeed!
真的很感谢您！