recklessnessKK [ˋrɛkləsnəs] /ˈɹɛkləsnəs/發音名詞1魯莽、輕率、莽撞His recklessness behind the wheel nearly cost several people their lives.他開車的魯莽差點害好幾個人喪命。2罔顧後果、不顧安危法律The driver was charged with causing death by recklessness.該駕駛因罔顧後果致人於死而遭起訴。