equivocate
verb [ I ] formal uk/ɪˈkwɪv.ə.keɪt/ us/ɪˈkwɪv.ə.keɪt/
（尤指为隐瞒真相而）说模棱两可的话，含糊其词
to speak in a way that is intentionally not clear and confusing to other people, especially to hide the truth
She accused the minister of equivocating, claiming that he had deliberately avoided telling the public how bad the problem really was. 她指责部长含糊其词，称他故意不让公众知道问题真正严重到了什么地步。