Deep freezing is the simplest way of preserving food.

深冻是保藏食品最简便的办法。

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Deep freezing is the simplest way of preserving food.

深冻是保藏食品最简便的方法。

youdao

Deep freezing is the simplest way of preserving food.

低温冷冻是保藏食品最简便的办法。

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Deep freezing is the simplest way of preserving food.

低温冷冻是保藏食品最简便的办法。

youdao