reigning monarch

基本解释

In some countries, people recognize the authority of the reigning monarch, but most governing power is in the hands of elected leaders.
在某些国家里，人们承认王权的权威，但绝大多数管理的权限把持在民选的领导人手中。
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Allingham was born in Clapton, north-east London, in 1896, the year that Athens hosted the first modern Olympics and Queen Victoria became the longest reigning monarch in British history.
阿林厄姆1896年出生于伦敦东北部的克莱普顿。那一年雅典举办第一届现代奥运会，维多利亚女王成为英国历史上在位时间最长的君主。
On Sept. 9, Queen Elizabeth II will become the United Kingdom's longest-reigning monarch, bumping out her great-great grandmother, Queen Victoria, for the top spot.
今年9月9日，被誉为“超长待机王”的英国女王伊丽莎白二世将超越其高曾祖母维多利亚女王，成为英国在位时间最长的君主。而和女王一起“超长待机”的恐怕非女王的衣橱莫属了~。