coocoo

例句：

1. 1.The baby was sucking on the coocoo to get its milk.
   宝宝正在用奶嘴吸吮牛奶。
2. 2.The mother used a coocoo to feed her baby.
   母亲使用奶瓶喂她的孩子。
3. 3. The baby was sleeping soundly in his coocoo.
   宝宝在他的奶瓶中安静地睡着。