yānwù bàojǐngqì

Mandarin

Romanization

yānwù bàojǐngqì (Zhuyin ㄧㄢ ㄨˋ ㄅㄠˋ ㄐㄧㄥˇ ㄑㄧˋ)

  1. Hanyu Pinyin reading of 煙霧報警器 / 烟雾报警器