【化】 tolciclate
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
entrust; hold in the palm; plead; set off; sth. serving as a support
【化】 Torr
【医】 pad; support
west; Western
pull; draw; drag in; draught; haul; pluck
【机】 pull; tension; tractive
ester
【化】 ester
【医】 compound ether; ester; lactam; lactan