释义 |
acetylene acetylene /əˈset.ə.liːn/ aep /-ˈset̬-/ noun [U] ► F0 a gas with a strong smell that burns with a very hot, bright flame, used in cutting and joining metalThesaurus+: ↑Specific chemicals, chemical compounds and gases , ↑Substances and structures in the body , ↑Types of chemical |