回答

・There is no doubt
・There is no question

他的陳述毫無疑問。
There is no doubt about what he said.

☆There is no doubt = 無疑，沒有疑問

ex.關於這個證據毫無疑問。
There is no question about the evidence.

☆There is no question ＝無疑，沒有疑問

【参考】
當沒有模糊之處，對所有人來說都是顯而易見的時候。
When there is no ambiguity and it’s obvious to everyone.
ambiguity = 模糊性 (≒ vague = 含糊的）

有幫助｜0