【计】 optimizable loop
approve; but; can; may; need; yet
【计】 majorization; optimization; optimize; optimizing; prioritization
cycle; recur; circle; rotate; circulation; repetition; revolution
【计】 DO-loop; for-loop; loop; unwinding
【化】 recirculate
【医】 circuIation; cycle
【经】 cycle; revolving; rotation