他重复着自己的话，比平常更加含糊不清地说着。

He repeated himself and slurred his words more than usual.

《柯林斯英汉双解大词典》

有好一会儿，他们只顾紧搂着对方，又哭又笑，含糊不清地说着。

For a while they just hung there to each other laughing and crying and saying things without meaning.

youdao

她察觉到我注视的目光，抬起头来。“这一定意味着什么。”她含糊不清地说。

She was aware of me watching her and glanced up. 'It must mean something,' she said dully.

youdao