their是什么意思（their的用法）

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一、their是什么意思

1、their 他们的

2、来自 they,他们，-r,所有格后缀，字母 y 音变为 i.

二、their的用法

1、their

2、their: [12] Like they and them, their was borrowed from Old Norse. Its source was theirra, the genitive plural form of the demonstrative adjective sá. The pronoun form theirs [13] is an English creation.=> them, they

3、their (pron.)

4、plural possessive pronoun, c. 1200, from Old Norse þierra "of them," genitive of plural personal and demonstrative pronoun þeir "they" (see they). Replaced Old English hiera. As an adjective from late 14c. Use with singular objects, scorned by grammarians, is attested from c. 1300, and OED quotes this in Fielding, Goldsmith, Sydney Smith, and Thackeray. Theirs (c. 1300) is a double possessive. Alternative form theirn (1836) is attested in Midlands and southern dialect in U.K. and the Ozarks region of the U.S.

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