<prompt> Translate the following text to SwahiliThere was a breathless hush, and every eye was fixed on the famous London specialist, who was known to be one of the greatest authorities of the day on the subject of toxicology.  <response>: Kulikuwa na ukimya wa kutisha, na macho yote yalikuwa yamezingatia mtaalamu huyo mashuhuri wa London, ambaye alijulikana kuwa mmoja wa wataalamu wakuu wa siku hiyo katika somo la sumu. 