I mistrust his motive for doing so.

我怀疑他这样做的动机。

youdao

I mistrust his judgement.

我不相信他的判断。

youdao

Please don't think I mistrust you, but I would prefer to have our agreement in black and white.

请别以为我不相信你们，不过， 我还是认为我们应把协议写成书面形式为好。

youdao

I know there is a longer journey that must be traveled to overcome decades of mistrust.

VOA: standard.2009.04.17

Now I can tell you that in the days that I've been here I have sensed that there is still a lot of mistrust.

CNN: Whitbeck: 'A lot of people will be happy'

Partly because of my deep mistrust in authorities brought on by dealing's in childhood I find it hard to really trust anyone.

BBC: Coming Clean: An addict's diary

Rupert and Gordon, I was told repeatedly, shared a Presbyterian morality, a belief in work and mistrust of privilege.

BBC: A new era for politics and the media?