【医】 arch-loop-whorl system
bend; bow
【医】 arc; arch; arcus; toxo-
circle; enclose; fold; loop; mark with circle; pen; ring
【计】 ring up
【化】 circle; enclose; loop; ring
【医】 band; circle; circulus; helico-; ring
snail; spiral shell; whorl
make; manufacture; restrict; system; work out
【计】 SYM
【医】 system