trisiloxaneWiktionary 原文英美构词拆解tritri-前缀siloxanesiloxane词干tri-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.释义名词noun1(organic chemistry) Any siloxane having three -Si-O- groups同族词派生词 2cyclotrisiloxane·hexamethylcyclotrisiloxane