triglyWiktionary 原文1词源 1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.+glycol词根/词干词源说明Clipping of tri- + glycol.释义（英文）名词 Noun(informal) Triethylene glycol dichloride.2词源 2构词拆分trig词根/词干+-ly后缀Used to form adjectives from nouns, the adjectives having the sense of "behaving like, or having a nature typical