夜行昼伏 yè xíng zhòu fú

DEFINITIONS

  1. to travel at night and lie low by day (idiom)

CHARACTERS

夜 yè night, dark; in night; by night
行 xíng go; walk; move, travel; circulate
昼 zhòu daytime, daylight
伏 fú crouch, crawl, lie hidden, conceal