Definition
To identify or describe the exact cause of a problem or situation with perfect accuracy.
一语道破
She said the project failed due to a lack of clear objectives, and I think she hit the nail on the head.
她说项目失败是因为缺乏明确的目标，我认为她说到了重点。
He really hit the nail on the head when he pointed out that poor communication was the root of the problem.
他确实说到了重点，指出沟通不良是问题的根源。
The analyst hit the nail on the head when he said the main reason for the recession was decreased consumer spending.
分析师说经济衰退的主要原因是消费者支出减少，真是说到了重点。