【化】 alcyl
fat; grease; rouge
【化】 butter
【医】 adeps; adipo-; fat; lipid; lipide; lipin; lipoid; pio-; stearo-
steato-
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
base; basic; foundation; key; primary; radix
【化】 group; radical
【医】 base; basement; group; radical