vt.

1. 通知，告知，报告[O5][O6][（+of/about）]
   I informed his wife of his safe arrival.

   我通知他太太他已平安抵达。

   He informed her he was thinking of entering medical school.

   他告诉她他想进医学院。

vi.

1. 告发，告密[（+against/on）]
   He informed against the drugpusher.

   他告发了那个毒品贩。

v.

1. give information to.
2. (inform on) give incriminating information about (someone) to the police or other authority.
3. give an essential or formative principle or quality to:
   religion informs every aspect of their lives.