VERB
(为隐瞒或逃避某事而)暂不作决定，迟迟不作答复，态度骑墙
If you say that someone stonewalls, you disapprove of them because they delay giving a clear answer or making a clear decision, often because there is something that they want to hide or avoid doing.
例句
The administration is just stonewalling in an attempt to hide their political embarrassment...
政府只是在模棱两可地拖延时间，企图掩盖自己的政治窘态。
He did his best this week to stonewall questions and to block even the most modest proposals.
他这周竭力避免作出明确答复，甚至连一些最温和的建议都企图阻拦。