湯姆報了警。

Tom called the police.

Source: Tatoeba

Sentence Composition

1 湯姆 Tāngmǔ Tom (name)
2 報 bào
  1. to report; to inform; to announce
  2. to respond; to reply
  3. to sign up for; to register for (abbr. for 报名 bàomíng)
  4. to reward; to recompense
  5. to take revenge; to retaliate
  6. newspaper
  7. periodical; journal
  8. bulletin
  9. telegram
=3 了 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=3 了 liǎo
  1. to finish
  2. (used with 得 dé or 不 bù after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget")
  3. (literary) (usually followed by a negative such as 无 wú or 不 bù) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of 了 liǎo)
=3 了 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=3 了 liào unofficial variant of 瞭 liào
4 警 jǐng
  1. to alert
  2. to warn
  3. police