trifluoroiodomethaneWiktionary 原文构词拆分tri-前缀Three. · (chemistry) Used for the digit three to form systematic element names of elements whose existence has been predicted, and which have not yet been given a trivial name.+fluoro-前缀(organic chemistry) containing fluorine · fluorescent+iodo-前缀(organic chemistry) Containing iodine.+methane词根/词干词源说明From tri- + fluoro- + iodo- + methane.释义（英文）名词 Noun(organic chemistry) A halomethane with the chemical formula CF3I