短语词组用作形容词 (adj.)～+名词severe black dress 朴素的黑裙子severe illness 严重的疾病severe test 严峻的考验severe discipline 严格的纪律severe looks 严肃的神情severe weather 恶劣的天气副词+～increasingly severe 日益严重～+介词severe in countenance 表情严肃severe in criticism 严厉批评severe on 〔with〕 sb 对某人严厉短语 返回 severer