augmentationn.
英 ɔːgmen'teɪʃ(ə)n | 美 ,ɔgmɛn'teʃən
中文n. 增加，增大；增加物
词根词源
augmentation (n.)mid-15c., "act of making greater," from Old French augmentacion "increase," from Late Latin augmentationem (nominative augmentatio), noun of action from past participle stem of augmentare (see augment). Meaning "amount by which something is increased" is from 1520s. Musical sense is from 1590s.
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