TRUEused when you are saying that you think something is probably true 无疑,很可能
No doubt you’ll have your own ideas.
当然,你会有自己的想法。
She was a top student, no doubt about it (=it is certainly true).
她是一个优秀的学生,这是毫无疑问的。
Examples from the Corpus
no doubt about it• Oh yeah, I was blocking; no doubt about it.• Schleiermacher had no doubts about it: it was the fundamentalaxiom of his whole system.• The budget cuts will hurt, no doubt about it.• Nuri had had a good idea, no doubt about it, and many people picked up on it.• With regard to the 1990 figures, there was, as Vogelmann put it, no doubt about it.• Created by the Schumi team There's no doubt about it - sleek hair shines on!• That's what people want, there's no doubt about it.• There's no doubt about it!• Sure, the real thing ruining this city is the war, no doubt about it.