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1. 您知道吗，所有天然酸奶都只含有牛奶和菌种？

   nín zhī​dao ma, suǒ​yǒu tiān​rán suān​nǎi dōu zhǐ hán​yǒu niú​nǎi hé jūn​zhǒng?

   Did you know that all natural yogurt only contains milk and cultures?

   Source: CCMatrix