ADJ [usually verb-link ADJ]不舒服的;有病的 If you say that someone is indisposed, you mean that they are not available because they are ill, or for a reason that you do not want to reveal. 不舒服的;有病的 [formal]
The speaker was regrettably indisposed.
很遗憾,演讲人身体不适。
SYN ill, poorly [informal], sick, crook [Australian, New Zealand, informal]