Morphemes can have multiple allomorphs depending on the context or morphological rules of a language.

根据语的上下文或形态规则， 语素可以有多异形。

But not all allomorphs are predictable.

但并不是所有的语素变都是可预测的。

In summary, allophones and allomorphs both demonstrate variations in linguistic elements without changing the underlying meaning.

总之， 位变和异形都表现出语元素的变化， 而不改变潜在的含义。

Allophones and allomorphs are linguistic concepts that relate to the variation of sounds and morphemes within a language.

变和变是与语中声音和语素的变化相关的语概念。