不 成

bù chéngdictionary entry

won't do / unable to / (at the end of a rhetorical question) can that be?

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-736ccde79b53f842. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

不成不成 [bu4 cheng2] /won't do/unable to/(at the end of a rhetorical question) can that be?/

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.

不
bù
no / not so / (bound form) not / un-
成
chéng
to succeed / to finish / to complete / to accomplish / to become / to turn into / to be all right / OK! / one tenth
Chéng
surname Cheng / short name for Chengdu 成都[Chéng dū]

Reference definitions from CC-CEDICT.