【化】 polycyclization
assemble; gather
【建】 poly-
annulus; hem in; link; loop; ring; surround
【计】 ring up; toroid
【化】 ring
【医】 annuli; anulus; band; circle; circulus; cycle; cyclo-; gyro-; loop; orb
ring; verge
affect; effect; intention; action; motive; operation
【医】 action; effect; process; role
【经】 role