unaccountable
Word family adjectiveunaccountablenoununaccountableness
un·ac·count·a·ble /ˌʌnəˈkaʊntəbəl◂/ adjectiveadj formal1 SURPRISEDvery surprising and difficult to explain 莫名其妙的;無法解釋的;不可理解的the unaccountable shyness she always felt in Louise’s presence 她在路易絲面前總是感到的莫名羞澀
For some unaccountable reason, he arrived a day early. 不知何故,他早到了一天。
2 RESPONSIBLEnot having to explain your actions or decisions to anyone else 〔對自己的行爲或決定〕不用解釋的,無須負責的 OPP accountableunaccountable toDoctors still remain largely unaccountable to the public. 醫生們依然在很大程度上無須就其醫療行爲對民衆作說明。