atomic pile

early type of nuclear reactor 原子反应堆.

athlete, athlete's foot, athletic, athletics, athwart, atishoo, Atlanta, Atlantic, atlas, atmosphere, atmospheric, atmospheric pressure, atmospherics, atoll, atom, atom bomb, atomic, atomic bomb (also A-bomb, atom bomb), atomic energy, atomic number, atomize, atomise, atomizer, -iser, atonal, atonality, atone, atonement, atop, atrocious, atrociously, atrociousness, atrocity, atrophy, attach, attach importance to, attach oneself to, attach to, attach...to, attache, attache case, attached,