yānhuo zhìzàoshù

Mandarin edit

Romanization edit

yānhuo zhìzàoshù (Zhuyin ㄧㄢ ˙ㄏㄨㄛ ㄓˋ ㄗㄠˋ ㄕㄨˋ)

  1. Hanyu Pinyin reading of 煙火製造術烟火制造术