aindexaerification./air-uh-fi-key-shuhn, ey-eer-/US // ˌɛər ə fɪˈkeɪ ʃən, eɪˌɪər- //通气,加气,充气,通气性Definitionsn.noun · 名词1.›an act of combining with air.›the state of being filled with air.Level 4More words in a →