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example; illustration
辞書で用例を調べた。
I looked up usage examples in the dictionary.
その文法を使った用例が教科書に載っていた。
Usage examples for that grammar point were in the textbook.
実際の用例を見ながら語彙を覚えると定着しやすい。
Memorizing vocabulary while looking at real usage examples makes it stick better.