呼吸调节器 hū xī tiáo jié qì

DEFINITIONS

  1. regulator (diving)

CHARACTERS

呼 hū
HSK 4
breathe sigh, exhale; call, shout
吸 xī
HSK 4
inhale, suck in; absorb; attract
调 tiáo
HSK 3
transfer, move, change; tune
节 jié
HSK 3
knot, node, joint; section
器 qì
HSK 5
receptacle, vessel; instrument