1.SLA[countableC, uncountableU] the 18th letter of the English alphabet 英语字母表的第十八个字母
2.[singular, uncountableU]American EnglishAmE used to describe a film that has been officially approved as only suitable for people over 17R级电影〔指经官方审看批准仅适合17岁以上观众观看的电影〕
1American EnglishAmEPPG the written abbreviation of Republican, used after a politician’s name to show that he or she belongs to the RepublicanParty in the US/ Republican的书面缩写,〔美国〕共和党人,共和党党员〔用于人名后〕
Steve Gunderson (R)
史蒂夫•冈德森(共和党人)
2PGBritish EnglishBrE the written abbreviation of regina (=queen), used after the name of the queen of the UnitedKingdom/ regina的书面缩写,女王〔用于英国女王姓名后〕
Elizabeth R
伊丽莎白女王
3.SG (also R.) the written abbreviation of river, used especially on maps/ river的书面缩写,河,江〔尤用于地图上〕