ethane
/ˈeθeɪn/noun
mass noun
1- Chemistry a colourless, odourless, flammable gas which is a constituent of petroleum and natural gas. It is the second member of the alkane series【化】乙烷。
1.1
- Chem. formula: C2H6.化学分子式：C2H6.
词源
late 19th cent.: from ETHER+ -ANE2 .