R.I.

• abbr.
  • [拉丁语] Regina et Imperatrix (= Queen and Empress)
  • [拉丁语] Rēx et Imperātor (= King and Emperor)
  • Rhode Island
  • Royal Institute of Painters in Watercolours(英国)皇家水彩画家协会

RI

• abbr.
  • respiratory infection
  • Rhode Island

ri[ri:]

• n.[单数复数同](日本的)里(约等于3.93公里)