紅綠燈一直在運作。

Traffic lights work all the time.

Source: Tatoeba

Sentence Composition

1 紅綠燈 hónglǜdēng
  1. traffic light
  2. traffic signal
2 一直 yīzhí
  1. straight (in a straight line)
  2. continuously; always; all the way through
3 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)
4 運作 yùnzuò
  1. to operate
  2. operations
  3. workings
  4. activities (usu. of an organization)
  5. thread (computing)