404. That’s an error.

The requested URL /translate_c?hl=ru&langpair=en%7Cru&u=http://en.wikipedia.org/wiki/Hydroelectricity&rurl=translate.google.com&usg=ALkJrhhpPrJETiiKQgPtyp_zrCboHsaeCg was not found on this server. That’s all we know.