Definition
A formal title used when addressing or referring to a member of a royal family.
（對王室成員的尊稱）殿下
“Welcome to our country, Your Royal Highness,” the foreign minister stated to the royal.
「歡迎來到我們的國家，殿下，」外交部長對王室成員說道。
At the formal dinner, everyone addressed the king as ‘Your Royal Highness’.
在正式晚宴上，每個人都稱國王為「殿下」。
The media reported on ‘Her Royal Highness’s’ public appearance yesterday.
媒體報導了「殿下」昨天的公開露面。