I know it's a shot in the dark, but I still think we can convince them to join us.我知道这只是瞎碰，但我还是认为我们可以说服他们和我们合伙。My answer on the last test question was just a shot in the dark.我上次考试的答案只不过是瞎猜的。Estimating the cost of a project like this is often a shot in the dark.像这样估算项目成本纯属瞎猜。