乙烷 yǐwán ethane Origin Definitions Defs Strokes Stroke Words Sentences Sents 三氯乙烷 sānlǜyǐwán trichloroethane A colorless organic solvent with a high evaporation rate; used as a solvent for resins, adhesives, and correction fluid.环氧乙烷 huányǎngyǐwán ethylene oxide a flammable colorless gas with a sweet odor, used as a disinfectant and in the production of chemicals