What does the idiom "hit the nail on the head" mean?

• Hit the nail on the head:
English Meaning: To describe exactly what is causing a situation or problem/ Accurately identifying or addressing an issue.
Bengali meaning: মূল সমস্যাটি চিহ্নিত করা; আসল কথায় আসা।

Example: "When she said we need more time to complete the project, she hit the nail on the head."

Source:
1. Website Lecture,
2. Cambridge Dictionary.
3. Accessible Dictionary by Bangla Academy.