404. That’s an error.

The requested URL /translate_c?hl=fa&langpair=en%7Cfa&u=http://en.wikipedia.org/wiki/Phosphodiester_bond&rurl=translate.google.com&usg=ALkJrhgFrPvqXMEbxr-Y4fJo5W2Q2pmZlw was not found on this server. That’s all we know.