No doubt I had blundered again.

不用说我又犯了个蠢错。

《柯林斯英汉双解大词典》

There seemed to be no doubt about it.

此事似乎毫无疑问。

《牛津词典》

He is in no doubt as to what is needed.

他对需要些什么心中有数。

《柯林斯英汉双解大词典》

"And as Iran's leaders continue to ignore their obligations, there should be no doubt: they,too, will face growing consequences.

VOA: special.2010.01.30

Now,that thing that wakes up after this complete irreversible amnesia will no doubt eventually develop a personality,a set of beliefs,memories.

这人在经历了完全不可逆的失忆后醒来,最终发展出了自己的人格，信念和记忆。

耶鲁公开课 - 死亡课程节选

And after the usual amount of scholarly debate, there seems to be no doubt that it was the City of Troy.

经过一番学术讨论之后,这里被确定为特洛伊城

耶鲁公开课 - 古希腊历史简介课程节选

No doubt I am sentimentalising the orderliness of written letters by comparison with emails.

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

There is no doubt that China has done well over the last five years.

BBC: China to address economic imbalance

No doubt in an effort to find Mary Bell, who of course I telephoned many times.

BBC: April: Gitta Sereny