當瑪麗被謀殺時，湯姆不在我身邊。

Tom wasn't with me at the time Mary was murdered.

Source: Tatoeba

Sentence Composition

=1 當 dāng
  1. to be
  2. to act as
  3. manage
  4. withstand
  5. when
  6. during
  7. ought
  8. should
  9. match equally
  10. equal
  11. same
  12. obstruct
  13. just at (a time or place)
  14. on the spot
  15. right
  16. just at
=1 當 dàng
  1. at or in the very same...
  2. suitable
  3. adequate
  4. fitting
  5. proper
  6. to replace
  7. to regard as
  8. to think
  9. to pawn
  10. (coll.) to fail (a student)
2 瑪麗 Mǎlì
  1. Mary or Marie (name)
  2. Mali
=3 被 bèi
  1. quilt
  2. to cover (with)
  3. (literary) to suffer (a misfortune)
  4. used to indicate passive voice (placed before the doer of the action like "by" in English passive-voice sentences, or, if the doer is not mentioned, before the verb)
  5. (since c. 2009) (sarcastic or jocular) used to indicate that the following word should be regarded as being in air quotes (as in 被旅游 bèilu:yóu to "go on a trip")
=3 被 pī
  1. (obsolete on its own in Standard Chinese) alternative form of 披 (“to cover oneself; to scatter”)
  2. alternative form of 披 (“to cover oneself; to scatter”)
=3 被 bì
  1. alternative form of 彼 (bǐ, “that”)
  2. alternative form of 髲 (bì, “wig”)
=3 被 pì alternative form of 帔
4 謀殺 móushā
  1. to murder
  2. to assassinate
  3. intentional homicide
=5 時 Shí surname Shi
=5 時 shí
  1. o'clock
  2. time
  3. when
  4. hour
  5. season
  6. period
6 湯姆 Tāngmǔ Tom (name)
7 不在 bùzài
  1. not to be present
  2. to be out
  3. (euphemism) to pass away
  4. to be deceased
8 我 wǒ
  1. I
  2. me
  3. my
9 身邊 shēnbiān
  1. at one's side
  2. on hand