英国历史上比目前查尔斯王储“待岗” 时间还要长的两位君主是1820年继位的乔治四世和1901年继位的爱德华七世，他们分别等待了58年和59年之久。
Only George IV, who became king in 1820, and Edward VII, who reigned from 1901, were kings-in-waiting for longer, spending 58 and 59 years respectively as heirs to the throne.
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