不管誰來，都別開門。

Whoever comes, don't open the door.

No matter who comes, don't open the door.

Source: Tatoeba

Sentence Composition

1 不管 bùguǎn
  1. not to be concerned
  2. regardless of
  3. no matter
2 誰 shéi
  1. who
  2. also pr. shuí
3 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)
=4 都 Dū surname Du
=4 都 dōu
  1. all; both; entirely
  2. (used for emphasis) even
  3. already
  4. (not) at all
=4 都 dū
  1. capital city
  2. metropolis
=5 別 Bié surname Bie
=5 別 bié
  1. to leave; to part (from)
  2. (literary) to differentiate; to distinguish
  3. (dialect) to turn away; to turn aside; to avert (one's face, gaze etc)
  4. (bound form) other; another; different
  5. don't ...!
  6. to fasten with a pin or clip
  7. to stick in; to insert (in order to hinder movement)
  8. (noun suffix) category (as in 性別 xìngbié, 派別 pàibié)
6 開門 kāimén
  1. to open a door (lit. and fig.)
  2. to open for business