忽隱忽現

忽隐忽现
hūyǐnhūxiàn
  1. intermittent
  2. now you see it, now you don't

CEDICT

時而隱沒，時而顯現。

重編國語辭典

時而隱沒，時而顯現

維基詞典

Entry Composition

1 忽 hū
  1. to neglect
  2. to overlook
  3. to ignore
  4. suddenly
2 隱 yǐn (bound form) secret; hidden; concealed; crypto-
3 忽 hū
  1. to neglect
  2. to overlook
  3. to ignore
  4. suddenly
4 現 xiàn
  1. to appear
  2. present
  3. now
  4. existing
  5. current

Related entries

斷斷續續 duànduànxùxù
  1. intermittent
  2. off and on
  3. discontinuous
  4. stop-go
  5. stammering
  6. disjointed
  7. inarticulate
雨斷斷續續地下了一整天。

It rained on and off all day.

Source: Tatoeba

斷續 duànxù intermittent
哩哩啦啦 līlīlālā
  1. scattered
  2. intermittent
  3. sporadic
  4. on and off
  5. stop and go
時斷時續 shíduànshíxù
  1. stopping and starting
  2. intermittent
  3. sporadic
  4. on and off
間歇 jiànxiē
  1. to stop in the middle of sth
  2. intermittent
  3. intermittence
隱顯 yǐnxiǎn
  1. appearing and disappearing
  2. dimly visible
  3. intermittent
  4. implicit (but not clearly present)