我知道你們都是誰。

I know who you all are.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 知道 zhīdào
  1. to know; to become aware of
  2. also pr. zhīdao
3 你們 nǐmen you (plural)
=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 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=5 是 shì variant of 是 shì
6 誰 shéi
  1. who
  2. also pr. shuí