隔离环

1.isolatingring  2.retainer  3.cage  

隔离的英语翻译：

insulate; quarantine; close off; keep apart; segregate; insulation
【计】 buffering; shielding
【医】 detention; isolate; isolation; segregation; sequester; sequestration

环的英语翻译：

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