防火设备 fánghuǒshèbèi firefighting equipment Definitions Defs Origin Strokes Stroke Words Sentences Sents 防火设备 防火設備 fánghuǒshèbèi firefighting equipment equipment or devices designed to prevent the occurrence or spread of fire
防火设备 防火設備 fánghuǒshèbèi firefighting equipment equipment or devices designed to prevent the occurrence or spread of fire
