Patient's question:
Sure, here is the translation of the content you provided:```
No
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Doctor's answer:
Weight gain is an indicator of infant development. According to your situation, one baby weighed 4.6 jin at birth, and the other weighed 4.9 jin. After one month, they gained 3 jin; this is a sign of good development. In the first three months, babies typically gain about 1 kilogram on average.