unaccountableKK [ˏʌnəˋkaʊntəbəl] /ˌʌnəˈkaʊntəbəl/发音形容词1无法解释的、莫名的、不明所以的For some unaccountable reason, the machine started working again.不知为何,那台机器又开始运转了。2无需负责的、不受监督的、无从追究的The committee operates in secret and is unaccountable to voters.该委员会秘密运作,不必向选民负责。3奇怪的、难以理解的多指行为或感觉She felt an unaccountable sadness while watching the sunset.看著夕阳时,她感到一股莫名的悲伤。用这个字练口说→