heliair

发音

UK /ˈhiː.liˌɛə/
US /ˈhi.liˌɛɹ/

释义与例句

n.
  1. 1.

    A mixture of helium, nitrogen and oxygen, used as a breathing gas instead of normal air.

    不可数 体育

词源

Blend of heli(um) + air.

来源：wiktionary