形容词serious严重, 认真, 严肃, 重, 正经, 沉重sober清醒, 冷静, 严肃, 愔, 合理的solemn庄严, 庄重, 严肃, 隆重, 俨然, 严grave严重, 严肃, 庄重, 严, 忧, 愔stern严肃, 严格, 凛然, 凛凛, 森严, 严grim严峻, 严酷, 冷酷, 严肃, 忧郁somber阴沉, 阴暗, 严肃, 愔, 昏暗的sombre阴沉, 阴暗, 严肃, 愔, 昏暗的名词seriousness严肃, 严重solemnity严肃, 郑重gravity重力, 万有引力, 严肃, 郑重somberness严肃