huàn​qì

to take a breath

huàn​qì to take a breath

  1. to exchange
    to exchange; to trade; to switch; to convert currency
  2. breath
    breath; respiration; the air inhaled and exhaled by living things

huàn​qì to ventilate · to exchange a gas tank

  1. to exchange
    to exchange; to trade; to switch; to convert currency
  2. gas
    gas; air; the state of matter that is neither liquid nor solid