double-breasting

例句：

1. 1.During double-breasting, the mother's milk production increases significantly.
   双乳期，母亲的乳汁产量显著增加。
2. 2.The baby is now at double-breasting stage, which requires special care.
   宝宝现在处于双乳期，需要特别的照顾。
3. 3. Double-breasting is a critical period for breastfeeding and should be closely monitored.
   双乳期是母乳喂养的关键时期，需要密切监测。