imperturbable
🇺🇸
/ˌɪmpərˈtɜːrbəbl/
🇬🇧
/ˌɪmpəˈtɜːbəbl/
Remains calm and not easily bothered by problems or difficulties.
Despite the chaos around her, she remained imperturbable.
尽管她周围一片混乱,她仍然泰然自若。