"calcium carbonate occurs in the allomorphs calcite and aragonite"
"the final sounds of `bets' and `beds' and `horses' and `oxen' are allomorphs of the English plural morpheme"
以上来源于: WordNet
N any of the phonological representations of a single morpheme. For example, the final (s) and (z) sounds of bets and beds are allomorphs of the English noun-plural morpheme 同词素的异形词 [linguistics]
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