- indefinite pronounn.不定代词;
- indefinite integral不定积分;
- indefinite articlen.不定冠词;
- indefinite articlesn.不定冠词( indefinite article的名词复数 );
- possessive pronounsn.所有格代词( possessive pronoun的名词复数 );
- reflexive pronouns反身代词;
- relative pronounsn.关系代词( relative pronoun的名词复数 );
- personal pronounsn.人称代词( personal pronoun的名词复数 );
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