Cows give milk.

母牛产奶。

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Farmers often give penicillin to beef and poultry, and because of this, penicillin has been found in the milk of treated cows.

农民经常给牛肉和家禽注射青霉素，因此这些被注射过的奶牛的奶中含有青霉素。

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Farmers often give penicillin to beef and poultry, and because of this, penicillin has been found in the milk of treated cows.

农民经常给牛肉和家禽注射青霉素，正因为如此，在被注射过青霉素的奶牛的奶中发现了青霉素。

youdao

And you could fill a public library with Jeremy Rifkin's lamentations over cloning, biotechnology and Holstein cows that give too much milk.

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Dairy cows produce milk for 10 months after they give birth to their calves, and they must be milked every 12 hours.

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