I challenge the truth of your story.

我对你所讲故事的真实性表示怀疑。

youdao

I've seen the challenge on television a number of times and he is telling me the truth. I've already forgiven him.

我已经看了很多遍的慢镜回放，他说的是事实，我已经原谅了他。

youdao

The huge challenge in my life is to seek the strong spiritual truth in the fast secularized reality and to improve myself and to make progress on this kind of perpetual value.

我的人生巨大的挑战在于面对这迅速世俗化的现实时，寻求强烈的精神真理，并为这永存的价值努力前行。

youdao

Even though the challenges of technology can seem daunting, uncovering the Truth of the Market is where the bigger challenge awaits.

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Cole Phelps and how you can decipher which characters are trying to misdirect you, what evidence you can challenge them with, the art of who is telling the truth or lying.

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But the truth none of the manufacturers likes to talk about is that the challenge involved in packing so many pixels into a small space means their prices are likely to stay too high for most for a while longer.

BBC: CES 2013: Looking beyond 4k to the TVs of the future