嘟嘟响

例句：

1. 1. The dog was making a funny sound that made everyone laugh.
   那只狗正在发出有趣的声音，让大家笑了起来。
2. 2. She was muttering to herself in the back of her mind.
   她在脑海中嘟囔着。
3. 3. He kept on talking, making a lot of noise with his mouth.
   他不停地说话，嘴里发出很多噪音。