acetylene
noun /əˈsetəliːn/
/əˈsetəliːn/
(also ethyne)
[uncountable] (symbol C2H2)
- a gas that burns with a very hot bright flame, used for cutting or joining metal
乙炔；电石气 词源mid 19th cent.: from acetic acid + -yl + -ene.
| 词汇 | acetylene |
| 释义 | acetylenenoun /əˈsetəliːn/ /əˈsetəliːn/ (also ethyne) [uncountable] (symbol C2H2)
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