育儿袋

例句：

1. 1. She carries her baby in a baby carrier while shopping.
   她购物时用婴儿背带背着孩子。
2. 2. The baby is sleeping soundly in the baby bag.
   宝宝正安稳地睡在婴儿包里。
3. 3. They use a baby carrier to carry their newborns around.
   他们使用婴儿背带带着新生儿四处走动。