Keep frozen foods frozen to maintain quality, as bacteria will begin to multiply when the food is thawed.
使冷冻食品保持结冰而维持质量，这是因为当时食品解冻时，细菌将会开始成倍增长。
Researchers then injected the mice with samples of fresh and frozen human feces, the bacteria from which actually took hold and colonized in the gut of the mice.
之后研究者将冷藏的新鲜人类排泄物接种到小鼠中，并观测到这些来自于人类肠道的菌类能够小鼠肠道中繁殖。
The frozen food must be thawed when it is examined in terms of bacteria.
冷冻食品在细菌检验时，须进行解冻处理。
A leading Chinese producer for quick-frozen snacksThursday apologized for the production and sale of bacteria-contaminated dumplings and said that a recall was underway.
中国一家速冻食品大生产商周四为生产和销售含有细菌的水饺致歉，并称正在进行产品召回。
A leading Chinese producer for quick-frozen snacksThursday apologized for the production and sale of bacteria-contaminated dumplings and said that a recall was underway.
中国一家速冻食品大生产商周四为生产和销售含有细菌的水饺致歉，并称正在进行产品召回。
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