From there he wonders, I can doubt my senses, but can I doubt that I am sitting in this room?

他从那里开始想，我可以怀疑我的感官，但我能怀疑我坐在这个房间里吗？

youdao

Now, there are many –and yes, I speak to those of you who feel the shadow of doubt in your heart. Do not doubt yourself.

现在，有很多- 是的，我要对你们中那些在心中感到黑暗和怀疑的人说，不要怀疑也不要评判你自己。

youdao

Perhaps the dreamer who imagined you wishes you to doubt your being, so doubt itself is only a circular motion in thought and not an answer.

也许那个做梦的人希望你去怀疑你饿存在，所以怀疑梦本身只是在思想中循环而且得不到答案。

youdao

Jurors only need to have a "reasonable doubt" a reasonable question in their mind that the person is guilty as charged.

VOA: special.2009.08.31

So, when in doubt, if you're having some weird character issue, odds are you need to escape it in some way.

如果你有拿不准的字符,可能就要用到转义字符了。

哈佛公开课 - 计算机科学课程节选

I just want to make mention of this in case there's ever doubt, generally parentheses do solve your problem as an arithmetic but do realize this is some lower level details we'll come back to over time.

是想告诉大家如果你对某些式子的前后运算关系不确定，就加上括号,这都是一些小细节,我们以后还是会再提到的。

哈佛公开课 - 计算机科学课程节选

For while the reality of climate change is not in doubt, I have to be honest, as the world watches us today, I think our ability to take collective action is in doubt right now, and it hangs in the balance.

WHITEHOUSE: President Obama at Copenhagen Climate Change Conference-Morning Plenary Session | The White House

If there was ever any doubt, ever any doubt in any one's mind, there is none now.

NPR: Democratic Presidential Hopefuls Stump in Iowa

Fletcher tried an ambitious overhead kick in the 64th minute, but McNeil was never in doubt in the Hibs goal and smothered comfortably.

BBC: Dundee United 1-1 Hibernian