遇到火警時，撥打119。

In the case of fire, dial 119.

Source: Tatoeba

Sentence Composition

1 遇到 yùdào to meet; to run into; to come across
2 火警 huǒjǐng fire alarm
=3 時 Shí surname Shi
=3 時 shí
  1. o'clock
  2. time
  3. when
  4. hour
  5. season
  6. period
4 撥打 bōdǎ
  1. to call
  2. to dial