translation.en: Yes, the plot sounds really good.  Turing manages to decrypt the Nazi code machine, but the Nazis change the code every day.  So they all realize they can't act on every day's decrypted messages or the Nazis will know that their code machine is useless.
translation.hi_en: haan, kathaanak vaastav mein achchha lagata hai. tyooring naajee kod masheen ko dikript karane ka prabandhan karata hai, lekin naajiyon ne har din kod badal diya. isalie ve sabhee mahasoos karate hain ki ve har din dikript kie gae sandeshon par kaam nahin kar sakate hain ya naajiyon ko pata chal jaega ki unakee kod masheen bekaar hai.