ring-pull

n small piece of metal with a ring attached which is pulled to open certain types of tin can, etc （易拉罐等的）拉环: [attrib 作定语] a ring-pull can 易拉罐罐头.

rigmarole, rigor, rigor mortis, rigorous, rigorously, rigorousness, rigour (US rigor), rile, rim, rime, rimless, rind, ring, ring binder, ring mains, ring off, ring out, ring road, ring up, ring-finger, ring-shaped, ringer, ringleader, ringlet, ringmaster, ringside, ringworm, rink, rinse, Rio de Janneiro, riot, riot police, riot shield, riotous, riotously, riotousness, rip, rip-cord, rip-off, rip-roaring,