hit the nail on the head
直指要害，说得非常准确
口语·日常对话中表示赞同
英文释义
to accurately identify or describe the main point or issue
例句
You hit the nail on the head when you said we need better communication.
典故来源
源自木工活，一锤子准确敲在钉子上，比喻说话或行动直击要点。