zhè / dòng / lóu / shǐ / yòng / yè / huà / shí / yóu / qì / jū / mín / bì / xū / zhù / yì / tōng / fēng / hé / fáng / huǒ

这栋楼使用液化石油气，居民必须注意通风和防火。

This building uses liquefied petroleum gas, so residents must pay attention to ventilation and fire prevention.