`djangojs.po` for this function looks so:
```
msgid "%(value)s hour"
msgid_plural "%(value)s hours"
msgstr[0] ""
msgstr[1] ""

msgid "%(value)s minute"
msgid_plural "%(value)s minutes"
msgstr[0] ""
msgstr[1] ""

msgid "%(value)s second"
msgid_plural "%(value)s seconds"
msgstr[0] ""
msgstr[1] ""
```