機器運作一整天。

The machine works all day.

Source: Tatoeba

Sentence Composition

1 機器 jīqì machine

classifiers: 臺, 部, 個
2 運作 yùnzuò
  1. to operate
  2. operations
  3. workings
  4. activities (usu. of an organization)
  5. thread (computing)
3 一 yī
  1. one
  2. single
  3. a (article)
  4. as soon as
  5. entire; whole; all; throughout
  6. "one" radical in Chinese characters (Kangxi radical 1)
  7. also pr. yāo for greater clarity when spelling out numbers digit by digit
4 整天 zhěngtiān
  1. all day long
  2. whole day