不标准

不標準
bùbiāozhǔn
  1. nonstandard
  2. incorrect
  3. (of one's speech) poor; woeful (not in keeping with correct pronunciation or usage)

CEDICT

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 标准 biāozhǔn
  1. standard; norm; criterion
  2. (adjective) standard
  3. good; correct; conforming to a standard

Related entries

非标准 fēibiāozhǔn
  1. nonstandard
  2. unconventional
不对 bùduì
  1. incorrect
  2. wrong
  3. amiss
  4. abnormal
  5. queer
那不对，对吧？

That isn't true, is it?

Source: Tatoeba

不正确 bùzhèngquè
  1. incorrect
  2. erroneous
不正确的命题听起来可能符合逻辑。

An argument may be logically sound without being true.

Source: Tatoeba