indubitably
adverb /ɪnˈdjuːbɪtəbli/
/ɪnˈduːbɪtəbli/
(formal)- in a way that cannot be doubted; without question
synonym undoubtedly不容置疑地;毫无疑问地 - He was, indubitably, the most suitable candidate.
他无疑是最合适的人选。
词源late Middle English: from Latin indubitabilis, from in- ‘not’ + dubitabilis (see dubitable) + -ly. - He was, indubitably, the most suitable candidate.