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A precooked meal is hard to change , and so are traditional software applications .

预煮的饭菜是很难更改的，而传统的软件应用也是如此。

Meats could be defrosted , precooked and tempered .

肉也用微波来解冻、预热和回火。

Frozen precooked meals from the supermarket .

从超市买的冷冻熟肉。