unaccountable
Word family adjectiveunaccountablenoununaccountableness
un·ac·count·a·ble /ˌʌnəˈkaʊntəbəl◂/ adjectiveadj formal 1 SURPRISEDvery surprising and difficult to explain 莫名其妙的;无法解释的;不可理解的 the unaccountable shyness she always felt in Louise’s presence 她在路易丝面前总是感到的莫名羞涩
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 〔对自己的行为或决定〕不用解释的,无须负责的 OPP accountableunaccountable to Doctors still remain largely unaccountable to the public. 医生们依然在很大程度上无须就其医疗行为对民众作说明。