actual example; concrete instance; precedent
Refers to a real, concrete example used to illustrate a point, support an argument, or serve as a precedent. Often used in explanations, reports, and formal contexts.
To understand this problem, I will explain it by giving a concrete example.
過去の実例を参考にして、新しいルールを作った。
We created new rules based on past precedents.
The teacher explained the grammar by giving concrete examples.
The report presents several concrete examples.
This company was introduced as a real example of success.
This theory was constructed based on real examples.
実例 means a concrete real-life example used to illustrate a point, while サンプル usually refers to a physical or data sample.