timed
  定時的
  Time v. t. [imp. & p. p. Timed p. pr. & vb. n. Timing.]
  1. To appoint the time for; to bring, begin, or perform at the proper season or time; as, he timed his appearance rightly.
     There is no greater wisdom than well to time the beginnings and onsets of things.   --Bacon.
  2. To regulate as to time; to accompany, or agree with, in time of movement.
     Who overlooked the oars, and timed the stroke.   --Addison.
  He was a thing of blood, whose every motion
  Was timed with dying cries.   --Shak.
  3. To ascertain or record the time, duration, or rate of; as, to time the speed of horses, or hours for workmen.
  4. To measure, as in music or harmony.
  timed
       adj : regularly spaced in time; "closely timed intervals"