404. That’s an error.

The requested URL /translate_c?hl=de&ie=UTF8&prev=_t&rurl=translate.google.com&sl=de&tl=en&twu=1&u=http://de.wikipedia.org/wiki/Quecksilberthermometer&usg=ALkJrhhWW06it4sRwLa9Y_cdZmT18nnFTQ was not found on this server. That’s all we know.