半天

bàntiān
  1. half of the day
  2. a long time
  3. quite a while
  4. midair

classifier: 個

CEDICT

Entry Composition

1 半 bàn
  1. half
  2. semi-
  3. incomplete
  4. (after a number) and a half
2 天 tiān
  1. day
  2. sky
  3. heaven