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(loaf of) bread; bread in a rectangular shape
朝食に食パンを食べた。
I had bread for breakfast.
食パンにバターを塗って焼いて食べた。
I spread butter on the bread, toasted it, and ate it.
市販の食パンを使って手軽にフレンチトーストを作った。
I made French toast easily using store-bought bread.