slurring

例句：

1. 1. He was so tired that he could barely speak, making it difficult to understand him.
   他太累了，几乎说不出话来，这使得很难理解他。
2. 2.The old man's speech was slurring, and his eyes were glassy.
   老人的言语含糊不清，眼睛无神。
3. 3. She slurred her words as she stumbled over her words.
   她结结巴巴地说着话，显得有些口齿不清。