The word "biello" is spelled using the International Phonetic Alphabet as /biˈɛloʊ/. The first vowel sound is represented by the symbol /i/, as in "bee." The second vowel sound is represented by the symbol /ɛ/, as in "bell." The third and fourth sounds are represented by the symbols /o/ and /ʊ/ respectively, as in "oh" and "put." This unique spelling of "biello" may cause confusion for those unfamiliar with IPA, but its use ensures consistent and accurate pronunciation.