formal the time when someone starts a position of authority, especially a king or queen登基;就職
the time when a country officially joins a group of countries or signs an agreement正式加入(國際組織);簽署(條約)
👨🏻🏫 Mr. Ng 劍橋詞典 📚 – cambridge.mister5️⃣.net切换为简体中文