deoxybenzoinWiktionary 原文构词拆分de-前缀reversal, undoing · to remove from, removed+oxy-前缀Sharp, keen, acute, pungent, acid+benzoin词根/词干词源说明From de- + oxy- + benzoin.释义（英文）名词 Noun(organic chemistry) benzyl phenyl ketone, which can be considered as benzoin with one oxygen atom removed.