聚四氟乙烯 jù sì fú yǐ xī

DEFINITIONS

  1. polytetrafluoroethylene (PTFE), trademarked as Teflon

CHARACTERS

聚 jù
HSK 4
assemble, meet together, collect
四 sì
HSK 1
four
氟 fú fluorine
乙 yǐ
HSK 5
second; 2nd heavenly stem
烯 xī alkene