be a shadow of your former self1 CHANGE/BECOME DIFFERENTto not be as healthy, strong etc as you used to be 判若两人〔已不再像从前那样健康、强壮等〕 → be a shadow/ghost of your former self at self(2)
2 SAD/UNHAPPYto be weaker, less powerful, or worse than you were before 〔因身体虚弱、势力不如以前等而〕前后判若两人,前后天差地别 Lennox seemed like a shadow of his former self. 伦诺克斯好像变了个人似的。
be a shadow of your former self• Following years of heavy losses, the company is only a shadow of its former self.
→ be a shadow of your former self at shadow1(3)