嘴的

例句：

1. 1. Thedog's mouth was full of food.
   那只狗嘴里满是食物。
2. 2. Theartist painted a mouth onthe wall.
   艺术家在墙上画了一个嘴巴。
3. 3. The scientist studied the shapeof the human mouth.
   科学家研究了人类嘴巴的形状。