在线词典泰然自若自若:象平常一样。不以为意,神情如常。形容在紧急情况下沉着镇定,不慌不乱。拼音tài rán zì ruò解释自若:象平常一样。不以为意,神情如常。形容在紧急情况下沉着镇定,不慌不乱。近义词安之若素、若无其事反义词忐忑不安、心惊肉跳英文释义cool and collected (idiom); showing no sign of nerves; perfectly composed