point grouppɔintɡru:p短语¹⁴⁴⁹⁷²⁺² 基本例句 点群 Methods Experiment group was treated by electrotherapy combined with pressing seed method for stimulating ear point group, control group was treated by methadone maintenance therapy. 方法实验组用电针结合耳压法,对照组用美沙酮维持疗法。 cnki