【电】 singly linked ring
【机】 simple chain
congeal; form; knot; settle; vinculum; weave
【医】 knob; knot; node; nodule; noduli; nodulus; nodus; noeud
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