彻夜难眠 chè yè nán mián

DEFINITIONS

  1. to have difficulty sleeping throughout the night

CHARACTERS

彻 chè
HSK 5
penetrate, pervade; penetrating
夜 yè
HSK 5
night, dark; in night; by night
难 nán
HSK 3
difficult, arduous, hard; unable
眠 mián
HSK 5
close eyes, sleep; hibernate