unaccountable
🇺🇸
/ˌʌnəˈkaʊntəbl/
🇬🇧
/ˌʌnəˈkaʊntəbl/
difficult to understand or explain
The unaccountable behavior of the new student was puzzling to everyone.
新学生难以理解的行为让每个人都感到困惑。
not responsible or answerable to anyone
The unaccountable actions of the company's management led to its downfall.
公司管理层不负责任的行为导致了它的垮台。