triaugmentedWiktionary 原文英美构词拆解tritri-前缀augmentedaugmented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.词源说明From tri- + augmented.释义形容词adjective1(geometry) Having a square pyramid attached to each of three equatorial faces.