A question mark indicates that the probability is either indeterminate or indeterminable.
A question mark means that no lower bound is known yet.
They can serve as anything from a question mark to a page from the user manual.
A question mark indicates our uncertainty in categorizing a particular species.
The appearance of the question mark further indicated that participants were allowed to blink and rest their eyes.
A question mark (?) indicates that the pedigree is not fully resolved.
There is still a large question mark over the issue of pre-colonial taxation.
Supposed stratigraphic ranges indicated by dashed lines with a question mark.
中文繁体
問號…
More中文简体
问号…
MoreEspañol
signo de interrogación, signo de interrogación [masculine, singular]…
MorePortuguês
ponto de interrogação…
More日本語
クエスチョンマーク, 疑問符（？）…
MoreTürk dili
soru işareti…
MoreFrançais
point [masculine] d’interrogation, point d’interrogation…
MoreCatalan
signe d’interrogació…
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