Phonemic contrast refers to the relation between two phonemes. 音位对立是指音位之间的关系。
Markedness theory, one of the fundamental theories of structuralist linguistics, was put forward by the Prague School in their study of phonemic oppositions. 标记理论是结构主义语言学的重要理论之一,是布拉格学派研究音位对立问题时提出来的。