piece of cake

怎麼用 piece of cake？實際例句

• The exam was a piece of cake.

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  這次考試簡直是輕而易舉。

• Cooking this dish is a piece of cake.

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  做這道菜簡單得很。

• For her, solving puzzles is a piece of cake.

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  對她來說，解謎簡直是小菜一碟。