來不得

来不得
láibude

won't do; to be impermissible

Wiktionary

Homographs

來不得 láibudé
  1. cannot allow (to be present)
  2. cannot admit

Entry Composition

1 來 lái
  1. to come
  2. (used as a substitute for a more specific verb)
  3. hither (directional complement for motion toward the speaker, as in 回來 huílai)
  4. ever since (as in 自古以來 zìgǔyǐlái)
  5. for the past (amount of time)
  6. (prefix) the coming ...; the next ... (as in 來世 láishì)
  7. (between two verbs) in order to
  8. (after a round number) approximately
  9. (used after 得 dé to indicate possibility, as in 談得來 tándelái, or after 不 bù to indicate impossibility, as in 吃不來 chībulái)
=2 不得 bùdé
  1. must not
  2. may not
  3. not to be allowed
  4. cannot
=2 不得 bude complement placed after a verb to express impossibility or inability; cannot; be unable to