部分返回的国家没有英文翻译，截止目前共 21 个，翻译来源于维基百科、百度百科

[zhongyiio]

        Map<String, String> map = new LinkedHashMap<>();
        map.put("塞尔维亚", "Republic of Serbia");
        map.put("刚果（金）", "Congo-Kinshasa");
        map.put("巴勒斯坦", "Palestine");
        map.put("波黑", "Bosnia and Herzegovina");
        map.put("梵蒂冈", "Status Civitatis Vaticanae");
        map.put("不丹", "Kingdom of Bhutan");
        map.put("至尊公主邮轮", "Grand Princess");
        map.put("大不列颠及北爱尔兰联合王国", "United Kingdom of Great Britain and Ireland");
        map.put("英国（含北爱尔兰）", "United Kingdom");
        map.put("北爱尔兰", "Northern Ireland");
        map.put("根西岛", "Guernsey");
        map.put("法罗群岛", "Faroe");
        map.put("圣马丁岛", "Sint Maarten");
        map.put("圣巴泰勒米", "Saint Barthelemy");
        map.put("法属波利尼西亚", "French Polynesia");
        map.put("留尼汪", "Reunion Island");
        map.put("泽西岛", "Bailiwick of Jersey");
        map.put("圣文森特和格林纳丁斯", "Saint Vincent and the Grenadines");
        map.put("毛里塔尼亚", "The Islamic Republic of Mauritania");
        map.put("赤道几内亚", "The Republic of Equatorial Guinea");
        map.put("卢旺达", "Republic of Rwanda");

[BlankerL]

感谢反馈，已经确诊、添加并补全所有历史数据。 另外，刚果（金）沿用了丁香园的翻译Democratic Republic of the Congo，其他与您的翻译保持一致。