weakish有些弱的weakadj.弱的；虚弱的；无力的；差的；淡薄的weak exogencity test弱外生性检验weak group of people弱势群体weak structure plane软弱结构面weak spiral geometry弱螺旋几何形状weak normal subgroup弱正规子群weak hypothesis test弱假设检验weak soil foundation软土地基weak recurrent state弱常返Weak Transitive Verb弱及物性weak harmonic signal微弱谐和信号