Fill ice cube trays with lemon juice. Once frozen, store the cubes in a plastic resealable bag. This way you always have fresh lemon juice on hand.

在制冰盒中装满柠檬汁。冷冻后，把冰块储放在可再次密封的塑料袋中。这样你在手边随时都有新鲜的柠檬汁。

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Once frozen, store the cubes in a plastic resealable bag.

冷冻后，把冰块储放在可再次密封的塑料袋中。

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Once frozen, the material was placed in a freeze-dryer that removed all the water from it over the course of four days.

一旦冷冻，把材料放在冷冻干燥器里四天，除去水分。

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Once,he stopped suddenly, and then walked around a part of the frozen stream.

VOA: special.2010.05.01

One final mark of excellence is the fact that their meat is never once frozen, not even for shipping.

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Once frozen, the material was placed in a freeze-dryer that removed all the water from it over the course of four days.

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All was well after that, although the unit has frozen more than once.

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