每日商務英語 第504期:不認真的 本文已影響 3.14W人 ing-bottom: 133.33%;">half-hearted--------不認真的(形容詞)英文釋義 (adjective) Having no enthusiasm; lacking interest or energy.例句 My son practices the piano for an hour every day in a half-hearted manner because he would rather play outside with his friends.我的兒子每天很不認真地練一個小時鋼琴,因爲他更喜歡和朋友們出去玩。