She spoke without a trace of bitterness.

她说话时一点儿也不伤感。

《牛津词典》

One day he left, disappeared without a trace.

有一天他离开了，消失得无影无踪。

《柯林斯英汉双解大词典》

All her yesterdays had vanished without a trace.

她的过去已经完全烟消云散了。

《牛津词典》

He also produces the police drama about missing people called Without a Trace. And the Emmy award-winning reality TV show, The Amazing Race. Jerry Bruckheimer has won many awards during his career, including several Emmys,Oscars, Grammys and Golden Globes.

VOA: special.2010.03.12

We are also put in mind of how the war is, in fact, anything but a revel, though it, too, may have been provoked by a cause as insignificant and hard to trace as "some wizard vermin."

我们同样也思考事实上战争，只是一场狂欢，尽管它有可能,是由一个毫不重要难以追踪的“一些害虫“引起的“

耶鲁公开课 - 现代诗歌课程节选

She called on Eritrea to clarify the whereabouts of 11 MPs who disappeared without a trace in September,2001.

VOA: standard.2009.04.09

They believe millions of them are passing through us every second without a trace.

BBC: Dark Matter: Experiment to shed light on dark particles

On the other, subtract even a trace core ingredient, and you can demolish the identity.

FORBES: The Beatles: The Brand Behind The Band

In the heart of the French countryside, a young boy disappears without a trace.

NEWYORKER: Olivier Olivier