時效

时效
shíxiào
  1. timeliness
  2. period of viability or validity
  3. (law) prescription; limitation
  4. (metallurgy) aging

CEDICT

law

Entry Composition

1 時 shí
  1. o'clock
  2. time
  3. when
  4. hour
  5. season
  6. period
=2 效 xiào variant of 傚 xiào
=2 效 xiào to imitate (variant of 效 xiào)
=2 效 xiào variant of 效 xiào
=2 效 xiào
  1. effect
  2. efficacy
  3. to imitate