In some cases, the translation should not contain parenthesis.
Average time (hours)
In Russian, however, units of measurement must be specified after comma:
Среднее время, часов
(hours translates to the word marked in bold)
Transifex does not let me
Review the translation:
Can this enforcement be switched off, or is it the way Transifex works?
p.s. Translation key: reports.time_to_first_response.yaxis