Pronunciation: [θɹɪˈɒma͡ɪn] (IPA)
Correct spelling for the English word "threomine" is [θɹɪˈɒma͡ɪn], [θɹɪˈɒmaɪn], [θ_ɹ_ɪ__ˈɒ_m_aɪ_n] (IPA phonetic alphabet).
Correct spelling for threomine