tetrafluoroethylene
/ˈtetrəˈflʊərəʊˈeθɪliːn/noun
mass noun
1- Chemistry a dense colourless gas which is polymerized to make plastics such as polytetrafluoroethylene【化】四氟乙烯。
1.1
- Chem. formula: F2C=CF2.化学分子式：F2C=CF2.