How to write syllables when teacher Feng speaks?

The syllables of this sentence are: fēng, gū, Niang, shuō, huà.

Chinese syllables are usually spelling syllables composed of initials and finals, spelling syllables composed of two finals, and syllables with single vowels; Consonant phonemes in the phonetic family are used to label Chinese initial phonemes, and vowel phonemes and consonant phonemes are combined to label Chinese vowel phonemes.

Syllables are the most natural structural units in pronunciation. Specifically, syllables are the smallest phonetic structural units composed of phonemes.