a fortiori
adverb formal uk/ˌeɪ.fɔː.tiˈɔː.raɪ/ us/ˌeɪ.fɔːr.t̬iˈɔːr.i/
更加;更有理由,更不容置疑
for an even stronger reason
The proposition is incomprehensible to us, and hence a fortiori we cannot be justified in believing it. 对此提议我们无法理解,因此更加难以信服。