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有理数域

yǒu lǐ shù yùdictionary entry
DEFINITION CC-CEDICT
field of rational numbers (math.), usually denoted by Q
Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-c23a28d7b6608306. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

有理數域 有理数域 [you3 li3 shu4 yu4] /field of rational numbers (math.), usually denoted by Q/

Reference definitions and teaching material have separate provenance.

Reference information

The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.

Character information

View the individual characters. Their meanings do not necessarily explain the meaning of the whole word.

Other forms in these source records: 有理數域

  • 有
    yǒu

    to have / there is / (bound form) having / with / -ful / -ed / -al (as in 有意[yǒu yì] intentional)

  • 理
    lǐ

    texture / grain (of wood) / inner essence / intrinsic order / reason / logic / truth / science / natural science (esp. physics) / to manage / to pay attention to / to run (affairs) / to handle / to put in order / to tidy up

  • 数
    shǔ

    to count / to count as / to regard as / to enumerate / to list

    shù

    number / figure / several / a few

    shuò

    (literary) frequently / repeatedly

  • 域
    yù

    field / region / area / domain (taxonomy)

Reference definitions from CC-CEDICT.