abdicates
v.
放弃（职责、权力等）( abdicate的第三人称单数 );
退位，逊位;
例句:
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Sihanouk abdicates to pursue a political career.
来自BBC
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King Sihanouk abdicates and is succeeded by his son Norodom Sihamoni.
来自BBC
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King Manuel II abdicates amid revolution; Portugal proclaimed a republic.
来自BBC