compressed-air cylinder – Definition, Pronunciation & Pictures

compressed-air cylinder /kəmpɹˈɛstˈeə ˈsɪlɪndə/ n

中文：空气呼吸器

Meaning：Container filled with compressed air that allows the firefighter to breathe when the air is smoky or strongly contaminated.

Found in these illustrated scenes（2）

Scuba diver Firefighter