It's where you make everything sound like a question because you really never bring a tone of finality to the end of the thought.

这种方式的说话人说的所有话都像是个问题，因为他们从未在说话结尾时给出话已结束的语气。

youdao

I thought I even detected a note of sadness in his tone. We were quiet for a long time. My peevishness had vanished. I thought of my father.

我甚至察觉出他的语气中有一丝悲哀。我们静默了很久，我的恼怒已经消失，我正在想我的父亲。

youdao

So gentle tone, I never thought of, a short summer all subversion.

那么温柔的口气，我怎么也不会想到，短短的一个夏天就全部颠覆。

youdao

An Indian woman, Bebe repeated in a tone of voice that the lawyer thought was wistful.

NEWYORKER: The Insufferable Gaucho

Reading over what she had written, however, Woolf thought better of her stern tone and did not send the letter.

BBC: A Point of View: Mourning the loss of the written word

People with better vagal tone are thought more likely to reap the benefits of positive thinking in their general health.

FORBES: Yes, You Can Think Your Way To A Better, Longer Life!